Q: What is 20,781 in other base number systems?
A:
| Base | Representation | Base Count |
|---|---|---|
| 2 (Binary) | 1010001001011012 | 15 |
| 3 (Ternary) | 10011112003 | 10 |
| 4 (Quaternary) | 110102314 | 8 |
| 5 (Quinary) | 11311115 | 7 |
| 6 (Senary) | 2401136 | 6 |
| 7 (Septenary) | 1144057 | 6 |
| 8 (Octal) | 504558 | 5 |
| 9 (Nonary) | 314509 | 5 |
| 10 (Decimal) | 2078110 | 5 |
| 11 (Undecimal) | 1468211 | 5 |
| 12 (Duodecimal) | 1003912 | 5 |
| 13 (Tridecimal) | 95C713 | 4 |
| 14 (Tetradecimal) | 780514 | 4 |
| 15 (Pentadecimal) | 625615 | 4 |
| 16 (Hexadecimal) | 512D16 | 4 |
| 17 | 43F717 | 4 |
| 18 (Octodecimal) | 3A2918 | 4 |
| 19 | 30AE19 | 4 |
| 20 (Vigesimal) | 2BJ120 | 4 |
| 21 | 252C21 | 4 |
| 22 | 1KKD22 | 4 |
| 23 | 1G6C23 | 4 |
| 24 (Tetravigesimal) | 1C1L24 | 4 |
| 25 (Pentavigesimal) | 186625 | 4 |
| 26 (Hexavigesimal) | 14J726 | 4 |
| 27 (Septemvigesimal) | 11DI27 | 4 |
| 28 (Octovigesimal) | QE528 | 3 |
| 29 | OKH29 | 3 |
| 30 (Trigesimal) | N2L30 | 3 |
| 31 | LJB31 | 3 |
| 32 (Duotrigesimal) | K9D32 | 3 |
| 33 | J2O33 | 3 |
| 34 | HX734 | 3 |
| 35 | GXQ35 | 3 |
| 36 (Hexatrigesimal) | G1936 | 3 |
| 64 (Tetrasexagesimal) | MjA3ODE= | 8 |