GIGA
Gigachad Järg 361
9,302,411,888 GIGA
Osta / Müü
Get Wallet
Gigachad
Gigachad Hind $0.01
$0.01
Gigachad 24h Vol
$2,922,723
$2,922,723
Gigachad Turuosa ülempiirid $111,198,170
$111,198,170
24h turumaht
23 BTC 1 H
0.8 %
24 H
1.75 %
7 d
-2.43 %
Täna Gigachad USA dollarites on praegu hind
0.0120
USD, ja kui see on muudetud Bitcoin on
0.00000010
BTC. Kogusumma 9,302,411,888 GIGA praegu ringlusse turul. Gigachad hinnad muutuvad praegu 1.75 %, Kontrollima kogu krüptokursus. Viimase 24 tunni jooksul 0.029 M US dollars Gigachad on kaubeldatud Krüptovahetused. Hangi Gigachad's edusamme, lisades selle oma lemmikud tasuta portfelli.
Täisnimi
Gigachad
Sümbol
GIGA
Algoritm
N/A
BTC Hind
0.00000010 BTC
BTC Turg
890 BTC
BTC 24h Vol
23 BTC
Kokku hangitud münte
9,302,411,888 GIGA
1h
0.8 %
24h
1.75 %
7d
-2.43 %
Reddit
N/A
Veebisait
N/A
Share Gigachad Price
Tabelid
| Date | Open | Close | High | Low |
|---|---|---|---|---|
| 2024-10-14 | $0.0474000 | $0.0462700 | $0.0492900 | $0.0455900 |
| 2024-10-15 | $0.0462700 | $0.0410600 | $0.0474900 | $0.0393000 |
| 2024-10-16 | $0.0410600 | $0.0417000 | $0.0472000 | $0.0389700 |
| 2024-10-17 | $0.0417000 | $0.0435300 | $0.0458000 | $0.0406100 |
| 2024-10-18 | $0.0435300 | $0.0537 | $0.0554 | $0.0425100 |
| 2024-10-19 | $0.0537 | $0.0510 | $0.0570 | $0.0460500 |
| 2024-10-20 | $0.0510 | $0.0556 | $0.0566 | $0.0476800 |
| 2024-10-21 | $0.0556 | $0.0577 | $0.0650 | $0.0546 |
| 2024-10-22 | $0.0577 | $0.0632 | $0.0673 | $0.0556 |
| 2024-10-23 | $0.0632 | $0.0604 | $0.0705 | $0.0559 |
| 2024-10-24 | $0.0604 | $0.0646 | $0.0664 | $0.0589 |
| 2024-10-25 | $0.0646 | $0.0610 | $0.0711 | $0.0588 |
| 2024-10-26 | $0.0610 | $0.0511 | $0.0676 | $0.0456800 |
| 2024-10-27 | $0.0511 | $0.0544 | $0.0598 | $0.0502 |
| 2024-10-28 | $0.0544 | $0.0537 | $0.0596 | $0.0507 |
| 2024-10-29 | $0.0537 | $0.0545 | $0.0591 | $0.0508 |
| 2024-10-30 | $0.0545 | $0.0506 | $0.0575 | $0.0469300 |
| 2024-10-31 | $0.0506 | $0.0515 | $0.0535 | $0.0462300 |
| 2024-11-01 | $0.0515 | $0.0634 | $0.0659 | $0.0511 |
| 2024-11-02 | $0.0634 | $0.0664 | $0.0716 | $0.0620 |
| 2024-11-03 | $0.0664 | $0.0618 | $0.0671 | $0.0600 |
| 2024-11-04 | $0.0618 | $0.0615 | $0.0691 | $0.0591 |
| 2024-11-05 | $0.0615 | $0.0649 | $0.0689 | $0.0604 |
| 2024-11-06 | $0.0649 | $0.0692 | $0.0782 | $0.0650 |
| 2024-11-07 | $0.0692 | $0.0693 | $0.0748 | $0.0674 |
| 2024-11-08 | $0.0693 | $0.0635 | $0.0710 | $0.0603 |
| 2024-11-09 | $0.0635 | $0.0622 | $0.0677 | $0.0620 |
| 2024-11-10 | $0.0622 | $0.0584 | $0.0649 | $0.0566 |
| 2024-11-11 | $0.0584 | $0.0554 | $0.0678 | $0.0509 |
| 2024-11-12 | $0.0554 | $0.0542 | $0.0577 | $0.0490500 |
| 2024-11-13 | $0.0542 | $0.0501 | $0.0600 | $0.0431700 |
| 2024-11-14 | $0.0501 | $0.0465600 | $0.0549 | $0.0427200 |
| 2024-11-15 | $0.0465600 | $0.0540 | $0.0541 | $0.0451500 |
| 2024-11-16 | $0.0540 | $0.0469400 | $0.0550 | $0.0466600 |
| 2024-11-17 | $0.0469400 | $0.0446200 | $0.0503 | $0.0441300 |
| 2024-11-18 | $0.0446200 | $0.0424100 | $0.0498100 | $0.0414300 |
| 2024-11-19 | $0.0424100 | $0.0434100 | $0.0443800 | $0.0359700 |
| 2024-11-20 | $0.0434100 | $0.0409100 | $0.0436500 | $0.0320400 |
| 2024-11-21 | $0.0409100 | $0.0427000 | $0.0446200 | $0.0366900 |
| 2024-11-22 | $0.0427000 | $0.0382700 | $0.0436900 | $0.0379400 |
| 2024-11-23 | $0.0382700 | $0.0376100 | $0.0402300 | $0.0362300 |
| 2024-11-24 | $0.0376100 | $0.0389600 | $0.0394800 | $0.0310800 |
| 2024-11-25 | $0.0389600 | $0.0328900 | $0.0399400 | $0.0314200 |
| 2024-11-26 | $0.0328900 | $0.0340300 | $0.0365900 | $0.0317600 |
| 2024-11-27 | $0.0340300 | $0.0411300 | $0.0445900 | $0.0317400 |
| 2024-11-28 | $0.0411300 | $0.0439700 | $0.0450700 | $0.0322000 |
| 2024-11-29 | $0.0439700 | $0.0455700 | $0.0483700 | $0.0369400 |
| 2024-11-30 | $0.0455700 | $0.0584 | $0.0591 | $0.0389900 |
| 2024-12-01 | $0.0584 | $0.0464900 | $0.0585 | $0.0463700 |
| 2024-12-02 | $0.0464900 | $0.0397000 | $0.0472300 | $0.0372100 |
| 2024-12-03 | $0.0397000 | $0.0403100 | $0.0416000 | $0.0333700 |
| 2024-12-04 | $0.0403100 | $0.0505 | $0.0707 | $0.0389400 |
| 2024-12-05 | $0.0505 | $0.0541 | $0.0630 | $0.0475300 |
| 2024-12-06 | $0.0541 | $0.0582 | $0.0599 | $0.0535 |
| 2024-12-07 | $0.0582 | $0.0584 | $0.0591 | $0.0556 |
| 2024-12-08 | $0.0584 | $0.0622 | $0.0627 | $0.0576 |
| 2024-12-09 | $0.0622 | $0.0542 | $0.0624 | $0.0509 |
| 2024-12-10 | $0.0542 | $0.0655 | $0.0686 | $0.0481100 |
| 2024-12-11 | $0.0655 | $0.0680 | $0.0777 | $0.0598 |
| 2024-12-12 | $0.0680 | $0.0692 | $0.0754 | $0.0637 |
| 2024-12-13 | $0.0692 | $0.0705 | $0.0807 | $0.0670 |
| 2024-12-14 | $0.0705 | $0.0649 | $0.0722 | $0.0613 |
| 2024-12-15 | $0.0649 | $0.0698 | $0.0710 | $0.0601 |
| 2024-12-16 | $0.0698 | $0.0644 | $0.0732 | $0.0642 |
| 2024-12-17 | $0.0644 | $0.0617 | $0.0649 | $0.0608 |
| 2024-12-18 | $0.0617 | $0.0524 | $0.0630 | $0.0511 |
| 2024-12-19 | $0.0524 | $0.0453900 | $0.0555 | $0.0426700 |
| 2024-12-20 | $0.0453900 | $0.0524 | $0.0524 | $0.0373300 |
| 2024-12-21 | $0.0523 | $0.0486400 | $0.0558 | $0.0455900 |
| 2024-12-22 | $0.0487700 | $0.0466400 | $0.0518 | $0.0465100 |
| 2024-12-23 | $0.0466400 | $0.0532 | $0.0545 | $0.0459400 |
| 2024-12-24 | $0.0532 | $0.0610 | $0.0635 | $0.0524 |
| 2024-12-25 | $0.0610 | $0.0612 | $0.0622 | $0.0588 |
| 2024-12-26 | $0.0612 | $0.0566 | $0.0622 | $0.0521 |
| 2024-12-27 | $0.0566 | $0.0613 | $0.0628 | $0.0551 |
| 2024-12-28 | $0.0616 | $0.0710 | $0.0715 | $0.0593 |
| 2024-12-29 | $0.0710 | $0.0713 | $0.0764 | $0.0638 |
| 2024-12-30 | $0.0713 | $0.0656 | $0.0734 | $0.0640 |
| 2024-12-31 | $0.0653 | $0.0707 | $0.0739 | $0.0652 |
| 2025-01-01 | $0.0707 | $0.0775 | $0.0780 | $0.0683 |
| 2025-01-02 | $0.0775 | $0.0841 | $0.1000000 | $0.0743 |
| 2025-01-03 | $0.0839 | $0.0896 | $0.0957 | $0.0824 |
| 2025-01-04 | $0.0896 | $0.0868 | $0.0918 | $0.0838 |
| 2025-01-05 | $0.0868 | $0.0828 | $0.0884 | $0.0817 |
| 2025-01-06 | $0.0829 | $0.0904 | $0.0964 | $0.0795 |
| 2025-01-07 | $0.0900 | $0.0823 | $0.0926 | $0.0812 |
| 2025-01-08 | $0.0823 | $0.0794 | $0.0829 | $0.0692 |
| 2025-01-09 | $0.0794 | $0.0690 | $0.0802 | $0.0654 |
| 2025-01-10 | $0.0693 | $0.0777 | $0.0800 | $0.0684 |
| 2025-01-11 | $0.0777 | $0.0760 | $0.0792 | $0.0736 |
| 2025-01-12 | $0.0760 | $0.0699 | $0.0760 | $0.0681 |
| 2025-01-13 | $0.0699 | $0.0651 | $0.0732 | $0.0550 |
| 2025-01-14 | $0.0651 | $0.0672 | $0.0712 | $0.0622 |
| 2025-01-15 | $0.0672 | $0.0638 | $0.0697 | $0.0608 |
| 2025-01-16 | $0.0638 | $0.0616 | $0.0647 | $0.0596 |
| 2025-01-17 | $0.0616 | $0.0732 | $0.0770 | $0.0608 |
| 2025-01-18 | $0.0732 | $0.0680 | $0.0762 | $0.0618 |
| 2025-01-19 | $0.0680 | $0.0787 | $0.0956 | $0.0640 |
| 2025-01-20 | $0.0787 | $0.0799 | $0.0940 | $0.0710 |
| 2025-01-21 | $0.0801 | $0.0741 | $0.0842 | $0.0709 |
| 2025-01-22 | $0.0741 | $0.0715 | $0.0830 | $0.0712 |
| 2025-01-23 | $0.0715 | $0.0712 | $0.0728 | $0.0661 |
| 2025-01-24 | $0.0712 | $0.0655 | $0.0756 | $0.0652 |
| 2025-01-25 | $0.0655 | $0.0631 | $0.0671 | $0.0600 |
| 2025-01-26 | $0.0631 | $0.0580 | $0.0674 | $0.0577 |
| 2025-01-27 | $0.0580 | $0.0611 | $0.0613 | $0.0491900 |
| 2025-01-28 | $0.0611 | $0.0559 | $0.0640 | $0.0553 |
| 2025-01-29 | $0.0559 | $0.0592 | $0.0632 | $0.0541 |
| 2025-01-30 | $0.0592 | $0.0659 | $0.0679 | $0.0582 |
| 2025-01-31 | $0.0659 | $0.0702 | $0.0717 | $0.0639 |
| 2025-02-01 | $0.0702 | $0.0504 | $0.0703 | $0.0478700 |
| 2025-02-02 | $0.0504 | $0.0441400 | $0.0557 | $0.0395500 |
| 2025-02-03 | $0.0441400 | $0.0538 | $0.0546 | $0.0346200 |
| 2025-02-04 | $0.0538 | $0.0439900 | $0.0538 | $0.0417900 |
| 2025-02-05 | $0.0439900 | $0.0376900 | $0.0445900 | $0.0375500 |
| 2025-02-06 | $0.0376900 | $0.0357900 | $0.0411700 | $0.0341300 |
| 2025-02-07 | $0.0357900 | $0.0374000 | $0.0426000 | $0.0350600 |
| 2025-02-08 | $0.0374000 | $0.0387400 | $0.0395000 | $0.0346700 |
| 2025-02-09 | $0.0387400 | $0.0348400 | $0.0396900 | $0.0315600 |
| 2025-02-10 | $0.0348400 | $0.0354500 | $0.0375200 | $0.0330400 |
| 2025-02-11 | $0.0354500 | $0.0349000 | $0.0401800 | $0.0334600 |
| 2025-02-12 | $0.0349000 | $0.0326100 | $0.0349800 | $0.0305700 |
| 2025-02-13 | $0.0326100 | $0.0304600 | $0.0333600 | $0.0297400 |
| 2025-02-14 | $0.0304600 | $0.0314700 | $0.0384200 | $0.0296800 |
| 2025-02-15 | $0.0314700 | $0.0309000 | $0.0320700 | $0.0300000 |
| 2025-02-16 | $0.0309000 | $0.0309000 | $0.0342200 | $0.0306100 |
| 2025-02-17 | $0.0309000 | $0.0296200 | $0.0321100 | $0.0287000 |
| 2025-02-18 | $0.0296200 | $0.0232700 | $0.0297600 | $0.0208100 |
| 2025-02-19 | $0.0232700 | $0.0232200 | $0.0244400 | $0.0218800 |
| 2025-02-20 | $0.0232200 | $0.0261800 | $0.0286200 | $0.0231600 |
| 2025-02-21 | $0.0261800 | $0.0259800 | $0.0332800 | $0.0242000 |
| 2025-02-22 | $0.0259800 | $0.0269700 | $0.0288300 | $0.0255100 |
| 2025-02-23 | $0.0269700 | $0.0254300 | $0.0272900 | $0.0250700 |
| 2025-02-24 | $0.0254300 | $0.0207800 | $0.0265600 | $0.0202500 |
| 2025-02-25 | $0.0207800 | $0.0210000 | $0.0219500 | $0.0184000 |
| 2025-02-26 | $0.0210000 | $0.0192200 | $0.0214900 | $0.0182200 |
| 2025-02-27 | $0.0192200 | $0.0193700 | $0.0211900 | $0.0186400 |
| 2025-02-28 | $0.0193700 | $0.0219500 | $0.0249700 | $0.0183900 |
| 2025-03-01 | $0.0219500 | $0.0200100 | $0.0219700 | $0.0188500 |
| 2025-03-02 | $0.0200100 | $0.0238900 | $0.0264900 | $0.0189100 |
| 2025-03-03 | $0.0238900 | $0.0190900 | $0.0239900 | $0.0190100 |
| 2025-03-04 | $0.0190900 | $0.0186500 | $0.0194100 | $0.0171800 |
| 2025-03-05 | $0.0186500 | $0.0191100 | $0.0196900 | $0.0178400 |
| 2025-03-06 | $0.0191100 | $0.0189800 | $0.0218600 | $0.0187000 |
| 2025-03-07 | $0.0189800 | $0.0168000 | $0.0198600 | $0.0165100 |
| 2025-03-08 | $0.0168000 | $0.0145700 | $0.0171100 | $0.0143200 |
| 2025-03-09 | $0.0145700 | $0.0109900 | $0.0153600 | $0.0107300 |
| 2025-03-10 | $0.0109900 | $0.009184 | $0.0124300 | $0.008335 |
| 2025-03-11 | $0.009184 | $0.0132500 | $0.0141300 | $0.008972 |
| 2025-03-12 | $0.0132500 | $0.0133800 | $0.0173900 | $0.0127200 |
| 2025-03-13 | $0.0133800 | $0.0121200 | $0.0139100 | $0.0112300 |
| 2025-03-14 | $0.0121200 | $0.0132600 | $0.0159600 | $0.0117700 |
| 2025-03-15 | $0.0132600 | $0.0160200 | $0.0160200 | $0.0130800 |
| 2025-03-16 | $0.0160200 | $0.0140700 | $0.0162900 | $0.0136800 |
| 2025-03-17 | $0.0140700 | $0.0144300 | $0.0159000 | $0.0139500 |
| 2025-03-18 | $0.0144300 | $0.0139400 | $0.0144300 | $0.0127900 |
| 2025-03-19 | $0.0139400 | $0.0162600 | $0.0164600 | $0.0135700 |
| 2025-03-20 | $0.0162600 | $0.0151500 | $0.0163700 | $0.0145300 |
| 2025-03-21 | $0.0151500 | $0.0157200 | $0.0163600 | $0.0150200 |
| 2025-03-22 | $0.0157200 | $0.0151500 | $0.0161500 | $0.0149500 |
| 2025-03-23 | $0.0151500 | $0.0150500 | $0.0156900 | $0.0141200 |
| 2025-03-24 | $0.0150500 | $0.0169800 | $0.0181300 | $0.0147400 |
| 2025-03-25 | $0.0169800 | $0.0200100 | $0.0220700 | $0.0165400 |
| 2025-03-26 | $0.0200100 | $0.0212400 | $0.0237800 | $0.0198400 |
| 2025-03-27 | $0.0212400 | $0.0205000 | $0.0224100 | $0.0190700 |
| 2025-03-28 | $0.0205000 | $0.0178000 | $0.0210900 | $0.0168000 |
| 2025-03-29 | $0.0178000 | $0.0155600 | $0.0184100 | $0.0147400 |
| 2025-03-30 | $0.0155600 | $0.0175700 | $0.0192800 | $0.0150300 |
| 2025-03-31 | $0.0175700 | $0.0173000 | $0.0186800 | $0.0154800 |
| 2025-04-01 | $0.0173000 | $0.0184400 | $0.0201100 | $0.0172900 |
| 2025-04-02 | $0.0184400 | $0.0148900 | $0.0184400 | $0.0142700 |
| 2025-04-03 | $0.0148900 | $0.0147900 | $0.0156200 | $0.0135400 |
| 2025-04-04 | $0.0147900 | $0.0158500 | $0.0164200 | $0.0143200 |
| 2025-04-05 | $0.0158500 | $0.0146400 | $0.0158500 | $0.0138500 |
| 2025-04-06 | $0.0146400 | $0.0145800 | $0.0146400 | $0.0145800 |
| 2025-04-30 | $0.0202600 | $0.0193500 | $0.0209300 | $0.0186300 |
| 2025-05-01 | $0.0193500 | $0.0198200 | $0.0220300 | $0.0190000 |
| 2025-05-02 | $0.0198200 | $0.0199500 | $0.0207700 | $0.0192200 |
| 2025-05-03 | $0.0199500 | $0.0182700 | $0.0200000 | $0.0182100 |
| 2025-05-04 | $0.0182700 | $0.0173300 | $0.0184000 | $0.0168800 |
| 2025-05-05 | $0.0173300 | $0.0172900 | $0.0173400 | $0.0172800 |
| 2025-05-31 | $0.0210400 | $0.0229000 | $0.0249500 | $0.0202000 |
| 2025-06-01 | $0.0229000 | $0.0229900 | $0.0235000 | $0.0219500 |
| 2025-06-02 | $0.0229900 | $0.0232700 | $0.0235600 | $0.0210000 |
| 2025-06-03 | $0.0232700 | $0.0232200 | $0.0248900 | $0.0228200 |
| 2025-06-04 | $0.0232200 | $0.0219100 | $0.0239500 | $0.0217900 |
| 2025-06-05 | $0.0219100 | $0.0219100 | $0.0219100 | $0.0219100 |
| 2025-06-30 | $0.0186500 | $0.0172400 | $0.0188700 | $0.0171500 |
| 2025-07-01 | $0.0172400 | $0.0158900 | $0.0173300 | $0.0156500 |
| 2025-07-02 | $0.0158900 | $0.0170000 | $0.0180300 | $0.0156700 |
| 2025-07-03 | $0.0170000 | $0.0167100 | $0.0178200 | $0.0164800 |
| 2025-07-04 | $0.0167100 | $0.0157500 | $0.0167900 | $0.0153300 |
| 2025-07-05 | $0.0157500 | $0.0157500 | $0.0157500 | $0.0157500 |
| 2025-07-31 | $0.0174800 | $0.0161500 | $0.0182300 | $0.0160300 |
| 2025-08-01 | $0.0161500 | $0.0154700 | $0.0165300 | $0.0150400 |
| 2025-08-02 | $0.0154700 | $0.0151000 | $0.0158600 | $0.0144400 |
| 2025-08-03 | $0.0151000 | $0.0160800 | $0.0161700 | $0.0148100 |
| 2025-08-04 | $0.0160800 | $0.0163600 | $0.0166600 | $0.0158200 |
| 2025-08-05 | $0.0163600 | $0.0164100 | $0.0164500 | $0.0163600 |
| 2025-08-31 | $0.0111500 | $0.0107800 | $0.0114600 | $0.0107800 |
| 2025-09-01 | $0.0107800 | $0.0104100 | $0.0110600 | $0.009781 |
| 2025-09-02 | $0.0104100 | $0.0111500 | $0.0112100 | $0.0102100 |
| 2025-09-03 | $0.0111500 | $0.0109700 | $0.0111500 | $0.0109700 |
| 2025-09-04 | $0.0108000 | $0.0101600 | $0.0109800 | $0.0099220 |
| 2025-09-05 | $0.0101600 | $0.0107300 | $0.0109500 | $0.0101100 |
| 2025-09-06 | $0.0107300 | $0.0107200 | $0.0107300 | $0.0106700 |
| 2025-09-30 | $0.0120600 | $0.0116500 | $0.0121200 | $0.0115100 |
| 2025-10-01 | $0.0116500 | $0.0116600 | $0.0116600 | $0.0116500 |
| 2025-10-02 | $0.0121600 | $0.0121800 | $0.0128000 | $0.0120400 |
| 2025-10-03 | $0.0121800 | $0.0121200 | $0.0121800 | $0.0121200 |
| 2025-10-04 | $0.0121000 | $0.0116300 | $0.0121600 | $0.0114300 |
| 2025-10-05 | $0.0116300 | $0.0116300 | $0.0116300 | $0.0116300 |
| 2025-10-16 | $0.007928 | $0.007412 | $0.008235 | $0.007363 |
| 2025-10-17 | $0.007412 | $0.006381 | $0.007604 | $0.006234 |
| 2025-10-18 | $0.006381 | $0.006390 | $0.006390 | $0.006381 |
| Paar | Vahetus |
|---|---|
| GIGA/USDT | bingx |
| GIGA/EUR | bit2me |
| GIGA/USDT | bit2me |
| GIGA/USDT | bitmart |
| GIGA/USDT | bitunix |
| GIGA/EUR | bitvavo |
| GIGA/USD | coinbase |
| GIGA/USDT | coinex |
| GIGA/USDT | gateio |
| GIGA/IDR | indodax |
| GIGA/EUR | kraken |
| GIGA/USD | kraken |
| GIGA/USDT | kucoin |
| GIGA/USDT | lbank |
| GIGA/BRL | mercadobitcoin |
| GIGA/USDT | mexc |
| GIGA/USDT | phemex |
| GIGA/USDT | woo |
| GIGA/USDT | xtpub |
Seotud mündid
Loe lahtiütlusest : Kogu meie veebisaidi, hüperlingitud saitide, seotud rakenduste, foorumite, ajaveebide, sotsiaalmeediakontode ja muude platvormide ("Sait") siin esitatud sisu on mõeldud ainult teie üldiseks teabeks, mis on hangitud kolmandate isikute allikatest. Me ei anna meie sisu osas mingeid garantiisid, sealhulgas täpsust ja ajakohastust, kuid mitte ainult. Ükski meie poolt pakutava sisu osa ei kujuta endast finantsnõustamist, õigusnõustamist ega muud nõustamist, mis on mõeldud teie konkreetseks toetumiseks mis tahes eesmärgil. Mis tahes kasutamine või sõltuvus meie sisust on ainuüksi omal vastutusel ja omal äranägemisel. Enne nende kasutamist peate oma teadustööd läbi viima, analüüsima ja kontrollima oma sisu. Kauplemine on väga riskantne tegevus, mis võib põhjustada suuri kahjusid, palun konsulteerige enne oma otsuse langetamist oma finantsnõustajaga. Meie saidi sisu ei tohi olla pakkumine ega pakkumine