Q: What is 21,456,421 in other base number systems?
A:
| Base | Representation | Base Count |
|---|---|---|
| 2 (Binary) | 10100011101100110001001012 | 25 |
| 3 (Ternary) | 11111010022000213 | 16 |
| 4 (Quaternary) | 11013121202114 | 13 |
| 5 (Quinary) | 204431011415 | 11 |
| 6 (Senary) | 20435151416 | 10 |
| 7 (Septenary) | 3502431107 | 9 |
| 8 (Octal) | 1216630458 | 9 |
| 9 (Nonary) | 443326079 | 8 |
| 10 (Decimal) | 2145642110 | 8 |
| 11 (Undecimal) | 1112558811 | 8 |
| 12 (Duodecimal) | 7228AB112 | 7 |
| 13 (Tridecimal) | 45A330C13 | 7 |
| 14 (Tetradecimal) | 2BC757714 | 7 |
| 15 (Pentadecimal) | 1D3C6D115 | 7 |
| 16 (Hexadecimal) | 147662516 | 7 |
| 17 | F1F4B717 | 6 |
| 18 (Octodecimal) | B6719718 | 6 |
| 19 | 8CC41619 | 6 |
| 20 (Vigesimal) | 6E211120 | 6 |
| 21 | 556I0721 | 6 |
| 22 | 43D19J22 | 6 |
| 23 | 37FB7K23 | 6 |
| 24 (Tetravigesimal) | 2GG2HD24 | 6 |
| 25 (Pentavigesimal) | 24N56L25 | 6 |
| 26 (Hexavigesimal) | 1KOK6P26 | 6 |
| 27 (Septemvigesimal) | 1DA2I727 | 6 |
| 28 (Octovigesimal) | 16PBOL28 | 6 |
| 29 | 119LSH29 | 6 |
| 30 (Trigesimal) | QEKE130 | 5 |
| 31 | N775J31 | 5 |
| 32 (Duotrigesimal) | KEPH532 | 5 |
| 33 | I31SJ33 | 5 |
| 34 | G1UV734 | 5 |
| 35 | EAFFL35 | 5 |
| 36 (Hexatrigesimal) | CRVVP36 | 5 |
| 64 (Tetrasexagesimal) | MjE0NTY0MjE= | 12 |