Q: What is 21,131,721 in other base number systems?
A:
| Base | Representation | Base Count |
|---|---|---|
| 2 (Binary) | 10100001001110001110010012 | 25 |
| 3 (Ternary) | 11102021210211003 | 16 |
| 4 (Quaternary) | 11002130130214 | 13 |
| 5 (Quinary) | 204022033415 | 11 |
| 6 (Senary) | 20325320136 | 10 |
| 7 (Septenary) | 3444213427 | 9 |
| 8 (Octal) | 1204707118 | 9 |
| 9 (Nonary) | 436772409 | 8 |
| 10 (Decimal) | 2113172110 | 8 |
| 11 (Undecimal) | 10A2363611 | 8 |
| 12 (Duodecimal) | 70B100912 | 7 |
| 13 (Tridecimal) | 44BB5A013 | 7 |
| 14 (Tetradecimal) | 2B410C914 | 7 |
| 15 (Pentadecimal) | 1CC63B615 | 7 |
| 16 (Hexadecimal) | 14271C916 | 7 |
| 17 | EF032717 | 6 |
| 18 (Octodecimal) | B3576918 | 6 |
| 19 | 8A2GBG19 | 6 |
| 20 (Vigesimal) | 6C196120 | 6 |
| 21 | 53DGF921 | 6 |
| 22 | 424CCH22 | 6 |
| 23 | 36BICB23 | 6 |
| 24 (Tetravigesimal) | 2FGF0924 | 6 |
| 25 (Pentavigesimal) | 242AIL25 | 6 |
| 26 (Hexavigesimal) | 1K67OD26 | 6 |
| 27 (Septemvigesimal) | 1CKG7927 | 6 |
| 28 (Octovigesimal) | 16AHK928 | 6 |
| 29 | 10PCQ129 | 6 |
| 30 (Trigesimal) | Q2JKL30 | 5 |
| 31 | MRA9D31 | 5 |
| 32 (Duotrigesimal) | K4SE932 | 5 |
| 33 | HR0N633 | 5 |
| 34 | FRM1734 | 5 |
| 35 | E2UDG35 | 5 |
| 36 (Hexatrigesimal) | CKXC936 | 5 |
| 64 (Tetrasexagesimal) | MjExMzE3MjE= | 12 |