Q: What is 21,820 in other base number systems?
A:
| Base | Representation | Base Count |
|---|---|---|
| 2 (Binary) | 1010101001111002 | 15 |
| 3 (Ternary) | 10022210113 | 10 |
| 4 (Quaternary) | 111103304 | 8 |
| 5 (Quinary) | 11442405 | 7 |
| 6 (Senary) | 2450046 | 6 |
| 7 (Septenary) | 1204217 | 6 |
| 8 (Octal) | 524748 | 5 |
| 9 (Nonary) | 328349 | 5 |
| 10 (Decimal) | 2182010 | 5 |
| 11 (Undecimal) | 1543711 | 5 |
| 12 (Duodecimal) | 1076412 | 5 |
| 13 (Tridecimal) | 9C1613 | 4 |
| 14 (Tetradecimal) | 7D4814 | 4 |
| 15 (Pentadecimal) | 66EA15 | 4 |
| 16 (Hexadecimal) | 553C16 | 4 |
| 17 | 478917 | 4 |
| 18 (Octodecimal) | 3D6418 | 4 |
| 19 | 338819 | 4 |
| 20 (Vigesimal) | 2EB020 | 4 |
| 21 | 27A121 | 4 |
| 22 | 211I22 | 4 |
| 23 | 1I5G23 | 4 |
| 24 (Tetravigesimal) | 1DL424 | 4 |
| 25 (Pentavigesimal) | 19MK25 | 4 |
| 26 (Hexavigesimal) | 167626 | 4 |
| 27 (Septemvigesimal) | 12P427 | 4 |
| 28 (Octovigesimal) | RN828 | 3 |
| 29 | PRC29 | 3 |
| 30 (Trigesimal) | O7A30 | 3 |
| 31 | MLR31 | 3 |
| 32 (Duotrigesimal) | L9S32 | 3 |
| 33 | K1733 | 3 |
| 34 | ITQ34 | 3 |
| 35 | HSF35 | 3 |
| 36 (Hexatrigesimal) | GU436 | 3 |
| 64 (Tetrasexagesimal) | MjE4MjA= | 8 |