| base 21 to hexadecimal (base 16) | ||
|---|---|---|
| 010 | = 021 | = 020 |
| 110 | = 121 | = 120 |
| 210 | = 221 | = 220 |
| 310 | = 321 | = 320 |
| 410 | = 421 | = 420 |
| 510 | = 521 | = 520 |
| 610 | = 621 | = 620 |
| 710 | = 721 | = 720 |
| 810 | = 821 | = 820 |
| 910 | = 921 | = 920 |
| 1010 | = a21 | = a20 |
| 1110 | = b21 | = b20 |
| 1210 | = c21 | = c20 |
| 1310 | = d21 | = d20 |
| 1410 | = e21 | = e20 |
| 1510 | = f21 | = f20 |
| 1610 | = g21 | = g20 |
| 1710 | = h21 | = h20 |
| 1810 | = i21 | = i20 |
| 1910 | = j21 | = j20 |
| 2010 | = k21 | = 1020 |
| 2110 | = 1021 | = 1120 |
| 2210 | = 1121 | = 1220 |
| base 21 to hexadecimal (base 16) | ||
|---|---|---|
| 2310 | = 1221 | = 1320 |
| 2410 | = 1321 | = 1420 |
| 2510 | = 1421 | = 1520 |
| 2610 | = 1521 | = 1620 |
| 2710 | = 1621 | = 1720 |
| 2810 | = 1721 | = 1820 |
| 2910 | = 1821 | = 1920 |
| 3010 | = 1921 | = 1a20 |
| 3110 | = 1a21 | = 1b20 |
| 3210 | = 1b21 | = 1c20 |
| 3310 | = 1c21 | = 1d20 |
| 3410 | = 1d21 | = 1e20 |
| 3510 | = 1e21 | = 1f20 |
| 3610 | = 1f21 | = 1g20 |
| 3710 | = 1g21 | = 1h20 |
| 3810 | = 1h21 | = 1i20 |
| 3910 | = 1i21 | = 1j20 |
| 4010 | = 1j21 | = 2020 |
| 4110 | = 1k21 | = 2120 |
| 4210 | = 2021 | = 2220 |
| 4310 | = 2121 | = 2320 |
| 4410 | = 2221 | = 2420 |
| 4510 | = 2321 | = 2520 |
| base 21 to hexadecimal (base 16) | ||
|---|---|---|
| 4610 | = 2421 | = 2620 |
| 4710 | = 2521 | = 2720 |
| 4810 | = 2621 | = 2820 |
| 4910 | = 2721 | = 2920 |
| 5010 | = 2821 | = 2a20 |
| 5110 | = 2921 | = 2b20 |
| 5210 | = 2a21 | = 2c20 |
| 5310 | = 2b21 | = 2d20 |
| 5410 | = 2c21 | = 2e20 |
| 5510 | = 2d21 | = 2f20 |
| 5610 | = 2e21 | = 2g20 |
| 5710 | = 2f21 | = 2h20 |
| 5810 | = 2g21 | = 2i20 |
| 5910 | = 2h21 | = 2j20 |
| 6010 | = 2i21 | = 3020 |
| 6110 | = 2j21 | = 3120 |
| 6210 | = 2k21 | = 3220 |
| 6310 | = 3021 | = 3320 |
| 6410 | = 3121 | = 3420 |
| 6510 | = 3221 | = 3520 |
| 6610 | = 3321 | = 3620 |
| 6710 | = 3421 | = 3720 |
| 6810 | = 3521 | = 3820 |
| base 21 to hexadecimal (base 16) | ||
|---|---|---|
| 6910 | = 3621 | = 3920 |
| 7010 | = 3721 | = 3a20 |
The vigesimal or base 20 numeral system is based on twenty (in the same way in which the decimal numeral system is based on ten).