Q: What is 21,656,421 in other base number systems?
A:
| Base | Representation | Base Count |
|---|---|---|
| 2 (Binary) | 10100101001110011011001012 | 25 |
| 3 (Ternary) | 11112020210002003 | 16 |
| 4 (Quaternary) | 11022130312114 | 13 |
| 5 (Quinary) | 210210011415 | 11 |
| 6 (Senary) | 20521011136 | 10 |
| 7 (Septenary) | 3520351537 | 9 |
| 8 (Octal) | 1224715458 | 9 |
| 9 (Nonary) | 446670209 | 8 |
| 10 (Decimal) | 2165642110 | 8 |
| 11 (Undecimal) | 1125187611 | 8 |
| 12 (Duodecimal) | 730479912 | 7 |
| 13 (Tridecimal) | 464336713 | 7 |
| 14 (Tetradecimal) | 2C3A3D314 | 7 |
| 15 (Pentadecimal) | 1D7BAB615 | 7 |
| 16 (Hexadecimal) | 14A736516 | 7 |
| 17 | F44GC217 | 6 |
| 18 (Octodecimal) | B856E918 | 6 |
| 19 | 8E371C19 | 6 |
| 20 (Vigesimal) | 6F711120 | 6 |
| 21 | 5679B321 | 6 |
| 22 | 449IEH22 | 6 |
| 23 | 388L9C23 | 6 |
| 24 (Tetravigesimal) | 2H6DML24 | 6 |
| 25 (Pentavigesimal) | 25B06L25 | 6 |
| 26 (Hexavigesimal) | 1LA43726 | 6 |
| 27 (Septemvigesimal) | 1DK70I27 | 6 |
| 28 (Octovigesimal) | 176ERH28 | 6 |
| 29 | 11HRN429 | 6 |
| 30 (Trigesimal) | QM2KL30 | 5 |
| 31 | NDT9731 | 5 |
| 32 (Duotrigesimal) | KKSR532 | 5 |
| 33 | I8KH633 | 5 |
| 34 | G6XVJ34 | 5 |
| 35 | EF3OV35 | 5 |
| 36 (Hexatrigesimal) | CW67936 | 5 |
| 64 (Tetrasexagesimal) | MjE2NTY0MjE= | 12 |