Q: What is 21,857 in other base number systems?
A:
| Base | Representation | Base Count |
|---|---|---|
| 2 (Binary) | 1010101011000012 | 15 |
| 3 (Ternary) | 10022221123 | 10 |
| 4 (Quaternary) | 111112014 | 8 |
| 5 (Quinary) | 11444125 | 7 |
| 6 (Senary) | 2451056 | 6 |
| 7 (Septenary) | 1205037 | 6 |
| 8 (Octal) | 525418 | 5 |
| 9 (Nonary) | 328759 | 5 |
| 10 (Decimal) | 2185710 | 5 |
| 11 (Undecimal) | 1547011 | 5 |
| 12 (Duodecimal) | 1079512 | 5 |
| 13 (Tridecimal) | 9C4413 | 4 |
| 14 (Tetradecimal) | 7D7314 | 4 |
| 15 (Pentadecimal) | 672215 | 4 |
| 16 (Hexadecimal) | 556116 | 4 |
| 17 | 47AC17 | 4 |
| 18 (Octodecimal) | 3D8518 | 4 |
| 19 | 33A719 | 4 |
| 20 (Vigesimal) | 2ECH20 | 4 |
| 21 | 27BH21 | 4 |
| 22 | 213B22 | 4 |
| 23 | 1I7723 | 4 |
| 24 (Tetravigesimal) | 1DMH24 | 4 |
| 25 (Pentavigesimal) | 19O725 | 4 |
| 26 (Hexavigesimal) | 168H26 | 4 |
| 27 (Septemvigesimal) | 12QE27 | 4 |
| 28 (Octovigesimal) | ROH28 | 3 |
| 29 | PSK29 | 3 |
| 30 (Trigesimal) | O8H30 | 3 |
| 31 | MN231 | 3 |
| 32 (Duotrigesimal) | LB132 | 3 |
| 33 | K2B33 | 3 |
| 34 | IUT34 | 3 |
| 35 | HTH35 | 3 |
| 36 (Hexatrigesimal) | GV536 | 3 |
| 64 (Tetrasexagesimal) | MjE4NTc= | 8 |