Q: What is 21,251,421 in other base number systems?
A:
| Base | Representation | Base Count |
|---|---|---|
| 2 (Binary) | 10100010001000101010111012 | 25 |
| 3 (Ternary) | 11102222001102003 | 16 |
| 4 (Quaternary) | 11010101111314 | 13 |
| 5 (Quinary) | 204200211415 | 11 |
| 6 (Senary) | 20352541136 | 10 |
| 7 (Septenary) | 3454303327 | 9 |
| 8 (Octal) | 1210425358 | 9 |
| 9 (Nonary) | 438804209 | 8 |
| 10 (Decimal) | 2125142110 | 8 |
| 11 (Undecimal) | 10AA556411 | 8 |
| 12 (Duodecimal) | 714A33912 | 7 |
| 13 (Tridecimal) | 4530C0913 | 7 |
| 14 (Tetradecimal) | 2B7298914 | 7 |
| 15 (Pentadecimal) | 1CEBAB615 | 7 |
| 16 (Hexadecimal) | 144455D16 | 7 |
| 17 | EG795A17 | 6 |
| 18 (Octodecimal) | B47GE918 | 6 |
| 19 | 8B163G19 | 6 |
| 20 (Vigesimal) | 6CG8B120 | 6 |
| 21 | 545F3921 | 6 |
| 22 | 42FHJF22 | 6 |
| 23 | 36LEIJ23 | 6 |
| 24 (Tetravigesimal) | 2G16JL24 | 6 |
| 25 (Pentavigesimal) | 24A26L25 | 6 |
| 26 (Hexavigesimal) | 1KD30926 | 6 |
| 27 (Septemvigesimal) | 1CQICI27 | 6 |
| 28 (Octovigesimal) | 16G2B928 | 6 |
| 29 | 111A6I29 | 6 |
| 30 (Trigesimal) | Q72KL30 | 5 |
| 31 | N0AQM31 | 5 |
| 32 (Duotrigesimal) | K8HAT32 | 5 |
| 33 | HUBKF33 | 5 |
| 34 | FUNJR34 | 5 |
| 35 | E5N3G35 | 5 |
| 36 (Hexatrigesimal) | CNHP936 | 5 |
| 64 (Tetrasexagesimal) | MjEyNTE0MjE= | 12 |