Q: What is 20,991 in other base number systems?
A:
| Base | Representation | Base Count |
|---|---|---|
| 2 (Binary) | 1010001111111112 | 15 |
| 3 (Ternary) | 10012101103 | 10 |
| 4 (Quaternary) | 110133334 | 8 |
| 5 (Quinary) | 11324315 | 7 |
| 6 (Senary) | 2411036 | 6 |
| 7 (Septenary) | 1151257 | 6 |
| 8 (Octal) | 507778 | 5 |
| 9 (Nonary) | 317139 | 5 |
| 10 (Decimal) | 2099110 | 5 |
| 11 (Undecimal) | 1485311 | 5 |
| 12 (Duodecimal) | 1019312 | 5 |
| 13 (Tridecimal) | 972913 | 4 |
| 14 (Tetradecimal) | 791514 | 4 |
| 15 (Pentadecimal) | 634615 | 4 |
| 16 (Hexadecimal) | 51FF16 | 4 |
| 17 | 44AD17 | 4 |
| 18 (Octodecimal) | 3AE318 | 4 |
| 19 | 312F19 | 4 |
| 20 (Vigesimal) | 2C9B20 | 4 |
| 21 | 25CC21 | 4 |
| 22 | 1L8322 | 4 |
| 23 | 1GFF23 | 4 |
| 24 (Tetravigesimal) | 1CAF24 | 4 |
| 25 (Pentavigesimal) | 18EG25 | 4 |
| 26 (Hexavigesimal) | 151926 | 4 |
| 27 (Septemvigesimal) | 11LC27 | 4 |
| 28 (Octovigesimal) | QLJ28 | 3 |
| 29 | ORO29 | 3 |
| 30 (Trigesimal) | N9L30 | 3 |
| 31 | LQ431 | 3 |
| 32 (Duotrigesimal) | KFV32 | 3 |
| 33 | J9333 | 3 |
| 34 | I5D34 | 3 |
| 35 | H4Q35 | 3 |
| 36 (Hexatrigesimal) | G7336 | 3 |
| 64 (Tetrasexagesimal) | MjA5OTE= | 8 |