| 0.01 K21 cost | 0.000218 QTUM |
| 0.1 K21 cost | 0.002179 QTUM |
| 0.2 K21 cost | 0.004357 QTUM |
| 1 K21 cost | 0.021787 QTUM |
| 5 K21 cost | 0.108936 QTUM |
| 10 K21 cost | 0.217872 QTUM |
| 50 K21 cost | 1.089358 QTUM |
| 100 K21 cost | 2.178716 QTUM |
| 1000 K21 cost | 21.787157 QTUM |
| 10000 K21 cost | 217.871573 QTUM |
| 100000 K21 cost | 2,178.715732 QTUM |