Q: What is 21,512,721 in other base number systems?
A:
| Base | Representation | Base Count |
|---|---|---|
| 2 (Binary) | 10100100001000010000100012 | 25 |
| 3 (Ternary) | 11111102212201103 | 16 |
| 4 (Quaternary) | 11020100201014 | 13 |
| 5 (Quinary) | 210014013415 | 11 |
| 6 (Senary) | 20450315336 | 10 |
| 7 (Septenary) | 3505662067 | 9 |
| 8 (Octal) | 1220410218 | 9 |
| 9 (Nonary) | 444278139 | 8 |
| 10 (Decimal) | 2151272110 | 8 |
| 11 (Undecimal) | 1116390A11 | 8 |
| 12 (Duodecimal) | 72555A912 | 7 |
| 13 (Tridecimal) | 45C2B2913 | 7 |
| 14 (Tetradecimal) | 2BDDCAD14 | 7 |
| 15 (Pentadecimal) | 1D4E21615 | 7 |
| 16 (Hexadecimal) | 148421116 | 7 |
| 17 | F29C8317 | 6 |
| 18 (Octodecimal) | B6GD5318 | 6 |
| 19 | 8D180919 | 6 |
| 20 (Vigesimal) | 6E91G120 | 6 |
| 21 | 55CJE621 | 6 |
| 22 | 43I7GL22 | 6 |
| 23 | 37K2HG23 | 6 |
| 24 (Tetravigesimal) | 2GK4B924 | 6 |
| 25 (Pentavigesimal) | 251K8L25 | 6 |
| 26 (Hexavigesimal) | 1L1PE926 | 6 |
| 27 (Septemvigesimal) | 1DCPOC27 | 6 |
| 28 (Octovigesimal) | 16RRJD28 | 6 |
| 29 | 11C1QS29 | 6 |
| 30 (Trigesimal) | QGN0L30 | 5 |
| 31 | N93NN31 | 5 |
| 32 (Duotrigesimal) | KGGGH32 | 5 |
| 33 | I4KIL33 | 5 |
| 34 | G3BL334 | 5 |
| 35 | EBQE635 | 5 |
| 36 (Hexatrigesimal) | CT3BL36 | 5 |
| 64 (Tetrasexagesimal) | MjE1MTI3MjE= | 12 |