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).
hexadecimal (base 16) | 120 | 220 | 320 | 420 | 520 | 620 | 720 | 820 | 920 | a20 |
base 19 | 119 | 219 | 319 | 419 | 519 | 619 | 719 | 819 | 919 | a19 |
base 19 | 119 | 219 | 319 | 419 | 519 | 619 | 719 | 819 | 919 | a19 |
hexadecimal (base 16) | 120 | 220 | 320 | 420 | 520 | 620 | 720 | 820 | 920 | a20 |
hexadecimal (base 16) | 120 | 220 | 320 | 420 | 520 | 620 | 720 | 820 | 920 | a20 |
---|---|---|---|---|---|---|---|---|---|---|
base 19 | 119 | 219 | 319 | 419 | 519 | 619 | 719 | 819 | 919 | a19 |