Q: What is 21,421 in other base number systems?
A:
| Base | Representation | Base Count |
|---|---|---|
| 2 (Binary) | 1010011101011012 | 15 |
| 3 (Ternary) | 10021011013 | 10 |
| 4 (Quaternary) | 110322314 | 8 |
| 5 (Quinary) | 11411415 | 7 |
| 6 (Senary) | 2431016 | 6 |
| 7 (Septenary) | 1163117 | 6 |
| 8 (Octal) | 516558 | 5 |
| 9 (Nonary) | 323419 | 5 |
| 10 (Decimal) | 2142110 | 5 |
| 11 (Undecimal) | 1510411 | 5 |
| 12 (Duodecimal) | 1049112 | 5 |
| 13 (Tridecimal) | 999A13 | 4 |
| 14 (Tetradecimal) | 7B4114 | 4 |
| 15 (Pentadecimal) | 653115 | 4 |
| 16 (Hexadecimal) | 53AD16 | 4 |
| 17 | 462117 | 4 |
| 18 (Octodecimal) | 3C2118 | 4 |
| 19 | 326819 | 4 |
| 20 (Vigesimal) | 2DB120 | 4 |
| 21 | 26C121 | 4 |
| 22 | 205F22 | 4 |
| 23 | 1HB823 | 4 |
| 24 (Tetravigesimal) | 1D4D24 | 4 |
| 25 (Pentavigesimal) | 196L25 | 4 |
| 26 (Hexavigesimal) | 15HN26 | 4 |
| 27 (Septemvigesimal) | 12AA27 | 4 |
| 28 (Octovigesimal) | R9128 | 3 |
| 29 | PDJ29 | 3 |
| 30 (Trigesimal) | NO130 | 3 |
| 31 | M9031 | 3 |
| 32 (Duotrigesimal) | KTD32 | 3 |
| 33 | JM433 | 3 |
| 34 | II134 | 3 |
| 35 | HH135 | 3 |
| 36 (Hexatrigesimal) | GJ136 | 3 |
| 64 (Tetrasexagesimal) | MjE0MjE= | 8 |