Q: What is 21,690 in other base number systems?
A:
| Base | Representation | Base Count |
|---|---|---|
| 2 (Binary) | 1010100101110102 | 15 |
| 3 (Ternary) | 10022021003 | 10 |
| 4 (Quaternary) | 111023224 | 8 |
| 5 (Quinary) | 11432305 | 7 |
| 6 (Senary) | 2442306 | 6 |
| 7 (Septenary) | 1201447 | 6 |
| 8 (Octal) | 522728 | 5 |
| 9 (Nonary) | 326709 | 5 |
| 10 (Decimal) | 2169010 | 5 |
| 11 (Undecimal) | 1532911 | 5 |
| 12 (Duodecimal) | 1067612 | 5 |
| 13 (Tridecimal) | 9B4613 | 4 |
| 14 (Tetradecimal) | 7C9414 | 4 |
| 15 (Pentadecimal) | 666015 | 4 |
| 16 (Hexadecimal) | 54BA16 | 4 |
| 17 | 470F17 | 4 |
| 18 (Octodecimal) | 3CH018 | 4 |
| 19 | 331B19 | 4 |
| 20 (Vigesimal) | 2E4A20 | 4 |
| 21 | 273I21 | 4 |
| 22 | 20HK22 | 4 |
| 23 | 1I0123 | 4 |
| 24 (Tetravigesimal) | 1DFI24 | 4 |
| 25 (Pentavigesimal) | 19HF25 | 4 |
| 26 (Hexavigesimal) | 162626 | 4 |
| 27 (Septemvigesimal) | 12K927 | 4 |
| 28 (Octovigesimal) | RII28 | 3 |
| 29 | PMR29 | 3 |
| 30 (Trigesimal) | O3030 | 3 |
| 31 | MHL31 | 3 |
| 32 (Duotrigesimal) | L5Q32 | 3 |
| 33 | JU933 | 3 |
| 34 | IPW34 | 3 |
| 35 | HOP35 | 3 |
| 36 (Hexatrigesimal) | GQI36 | 3 |
| 64 (Tetrasexagesimal) | MjE2OTA= | 8 |