Q: What is 1,991 in other base number systems?
A:
| Base | Representation | Base Count |
|---|---|---|
| 2 (Binary) | 111110001112 | 11 |
| 3 (Ternary) | 22012023 | 7 |
| 4 (Quaternary) | 1330134 | 6 |
| 5 (Quinary) | 304315 | 5 |
| 6 (Senary) | 131156 | 5 |
| 7 (Septenary) | 55437 | 4 |
| 8 (Octal) | 37078 | 4 |
| 9 (Nonary) | 26529 | 4 |
| 10 (Decimal) | 199110 | 4 |
| 11 (Undecimal) | 155011 | 4 |
| 12 (Duodecimal) | 119B12 | 4 |
| 13 (Tridecimal) | BA213 | 3 |
| 14 (Tetradecimal) | A2314 | 3 |
| 15 (Pentadecimal) | 8CB15 | 3 |
| 16 (Hexadecimal) | 7C716 | 3 |
| 17 | 6F217 | 3 |
| 18 (Octodecimal) | 62B18 | 3 |
| 19 | 59F19 | 3 |
| 20 (Vigesimal) | 4JB20 | 3 |
| 21 | 4AH21 | 3 |
| 22 | 42B22 | 3 |
| 23 | 3HD23 | 3 |
| 24 (Tetravigesimal) | 3AN24 | 3 |
| 25 (Pentavigesimal) | 34G25 | 3 |
| 26 (Hexavigesimal) | 2OF26 | 3 |
| 27 (Septemvigesimal) | 2JK27 | 3 |
| 28 (Octovigesimal) | 2F328 | 3 |
| 29 | 2AJ29 | 3 |
| 30 (Trigesimal) | 26B30 | 3 |
| 31 | 22731 | 3 |
| 32 (Duotrigesimal) | 1U732 | 3 |
| 33 | 1RB33 | 3 |
| 34 | 1OJ34 | 3 |
| 35 | 1LV35 | 3 |
| 36 (Hexatrigesimal) | 1JB36 | 3 |
| 64 (Tetrasexagesimal) | MTk5MQ== | 8 |