Compare 81156 vs 81166
| Property | 81156 | 81166 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 22 × 31 × 67631 | 21 × 405831 |
| Prime factorization | 2 × 2 × 3 × 6763 | 2 × 40583 |
| Divisors count | 12 | 4 |
| Divisors | 1, 2, 3, 4, 6, 12, 6763, 13526, 20289, 27052, 40578, 81156 | 1, 2, 40583, 81166 |
| Number of properties | 0 | 1 |
| Semiprimes | 19175th | |
| Roman numberals | ||
| Base 2 | 100111101000001002 | 100111101000011102 |
| Base 3 | 110100222103 | 110101000113 |
| Base 4 | 1033100104 | 1033100324 |
| Base 5 | 100441115 | 100441315 |
| Base 6 | 14234206 | 14234346 |
| Base 7 | 4554157 | 4554317 |
| Base 8 | 2364048 | 2364168 |
| Base 9 | 1332839 | 1333049 |
| Base 10 | 8115610 | 8116610 |
| Base 11 | 55a7911 | 55a8811 |
| Base 12 | 3ab7012 | 3ab7a12 |
| Base 13 | 2ac2a13 | 2ac3713 |
| Base 14 | 2180c14 | 2181814 |
| Base 15 | 190a615 | 190b115 |
| Base 16 | 13d0416 | 13d0e16 |