Q: What is 21,420,121 in other base number systems?
A:
| Base | Representation | Base Count |
|---|---|---|
| 2 (Binary) | 10100011011011000010110012 | 25 |
| 3 (Ternary) | 11110220202122113 | 16 |
| 4 (Quaternary) | 11012312011214 | 13 |
| 5 (Quinary) | 204404204415 | 11 |
| 6 (Senary) | 20430351216 | 10 |
| 7 (Septenary) | 3500322227 | 9 |
| 8 (Octal) | 1215541318 | 9 |
| 9 (Nonary) | 442667849 | 8 |
| 10 (Decimal) | 2142012110 | 8 |
| 11 (Undecimal) | 1110028811 | 8 |
| 12 (Duodecimal) | 720BAA112 | 7 |
| 13 (Tridecimal) | 458C93813 | 7 |
| 14 (Tetradecimal) | 2BB824914 | 7 |
| 15 (Pentadecimal) | 1D31A8115 | 7 |
| 16 (Hexadecimal) | 146D85916 | 7 |
| 17 | F17F1217 | 6 |
| 18 (Octodecimal) | B60F8D18 | 6 |
| 19 | 8C6H9F19 | 6 |
| 20 (Vigesimal) | 6DHA6120 | 6 |
| 21 | 552JEG21 | 6 |
| 22 | 439E9J22 | 6 |
| 23 | 37CBGE23 | 6 |
| 24 (Tetravigesimal) | 2GDBH124 | 6 |
| 25 (Pentavigesimal) | 24KM4L25 | 6 |
| 26 (Hexavigesimal) | 1KMIEL26 | 6 |
| 27 (Septemvigesimal) | 1D86NM27 | 6 |
| 28 (Octovigesimal) | 16NLG928 | 6 |
| 29 | 1187NP29 | 6 |
| 30 (Trigesimal) | QDA4130 | 5 |
| 31 | N60CK31 | 5 |
| 32 (Duotrigesimal) | KDM2P32 | 5 |
| 33 | I21HJ33 | 5 |
| 34 | G0XHJ34 | 5 |
| 35 | E9KSG35 | 5 |
| 36 (Hexatrigesimal) | CR3VD36 | 5 |
| 64 (Tetrasexagesimal) | MjE0MjAxMjE= | 12 |