Q: What is 666,721,818 in other base number systems?
A:
| Base | Representation | Base Count |
|---|---|---|
| 2 (Binary) | 1001111011110101011110000110102 | 30 |
| 3 (Ternary) | 12011101122221012003 | 19 |
| 4 (Quaternary) | 2132331113201224 | 15 |
| 5 (Quinary) | 23311400442335 | 13 |
| 6 (Senary) | 1500540550306 | 12 |
| 7 (Septenary) | 223440202507 | 11 |
| 8 (Octal) | 47572570328 | 10 |
| 9 (Nonary) | 16434883509 | 10 |
| 10 (Decimal) | 66672181810 | 9 |
| 11 (Undecimal) | 31238AA7411 | 9 |
| 12 (Duodecimal) | 16734A47612 | 9 |
| 13 (Tridecimal) | A818A26913 | 8 |
| 14 (Tetradecimal) | 647945D014 | 8 |
| 15 (Pentadecimal) | 3D7EC31315 | 8 |
| 16 (Hexadecimal) | 27BD5E1A16 | 8 |
| 17 | 1AA9BAF817 | 8 |
| 18 (Octodecimal) | 11AF357018 | 8 |
| 19 | E34IHG019 | 7 |
| 20 (Vigesimal) | A8704AI20 | 7 |
| 21 | 7G548I021 | 7 |
| 22 | 5J82G9422 | 7 |
| 23 | 4BDBCG323 | 7 |
| 24 (Tetravigesimal) | 3BHD73I24 | 7 |
| 25 (Pentavigesimal) | 2I6K4MI25 | 7 |
| 26 (Hexavigesimal) | 242PGMM26 | 7 |
| 27 (Septemvigesimal) | 1JCEQAI27 | 7 |
| 28 (Octovigesimal) | 1AKJMDE28 | 7 |
| 29 | 13EISJF29 | 7 |
| 30 (Trigesimal) | RD3C0I30 | 6 |
| 31 | N8SU6D31 | 6 |
| 32 (Duotrigesimal) | JRQNGQ32 | 6 |
| 33 | H16H2F33 | 6 |
| 34 | EMV6X834 | 6 |
| 35 | COACOS35 | 6 |
| 36 (Hexatrigesimal) | B0Y5UI36 | 6 |
| 64 (Tetrasexagesimal) | NjY2NzIxODE4 | 12 |