Q: What is 21,891 in other base number systems?
A:
| Base | Representation | Base Count |
|---|---|---|
| 2 (Binary) | 1010101100000112 | 15 |
| 3 (Ternary) | 10100002103 | 10 |
| 4 (Quaternary) | 111120034 | 8 |
| 5 (Quinary) | 12000315 | 7 |
| 6 (Senary) | 2452036 | 6 |
| 7 (Septenary) | 1205527 | 6 |
| 8 (Octal) | 526038 | 5 |
| 9 (Nonary) | 330239 | 5 |
| 10 (Decimal) | 2189110 | 5 |
| 11 (Undecimal) | 154A111 | 5 |
| 12 (Duodecimal) | 1080312 | 5 |
| 13 (Tridecimal) | 9C6C13 | 4 |
| 14 (Tetradecimal) | 7D9914 | 4 |
| 15 (Pentadecimal) | 674615 | 4 |
| 16 (Hexadecimal) | 558316 | 4 |
| 17 | 47CC17 | 4 |
| 18 (Octodecimal) | 3DA318 | 4 |
| 19 | 33C319 | 4 |
| 20 (Vigesimal) | 2EEB20 | 4 |
| 21 | 27D921 | 4 |
| 22 | 215122 | 4 |
| 23 | 1I8I23 | 4 |
| 24 (Tetravigesimal) | 1E0324 | 4 |
| 25 (Pentavigesimal) | 1A0G25 | 4 |
| 26 (Hexavigesimal) | 169P26 | 4 |
| 27 (Septemvigesimal) | 130L27 | 4 |
| 28 (Octovigesimal) | RPN28 | 3 |
| 29 | Q0P29 | 3 |
| 30 (Trigesimal) | O9L30 | 3 |
| 31 | MO531 | 3 |
| 32 (Duotrigesimal) | LC332 | 3 |
| 33 | K3C33 | 3 |
| 34 | IVT34 | 3 |
| 35 | HUG35 | 3 |
| 36 (Hexatrigesimal) | GW336 | 3 |
| 64 (Tetrasexagesimal) | MjE4OTE= | 8 |