Compare 2155 vs 2166
| Property | 2155 | 2166 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 4 |
| Prime factorization | 51 × 4311 | 21 × 31 × 192 |
| Prime factorization | 5 × 431 | 2 × 3 × 19 × 19 |
| Divisors count | 4 | 12 |
| Divisors | 1, 5, 431, 2155 | 1, 2, 3, 6, 19, 38, 57, 114, 361, 722, 1083, 2166 |
| Number of properties | 1 | 0 |
| Semiprimes | 614th | |
| Roman numberals | MMCLV | MMCLXVI |
| Base 2 | 1000011010112 | 1000011101102 |
| Base 3 | 22212113 | 22220203 |
| Base 4 | 2012234 | 2013124 |
| Base 5 | 321105 | 321315 |
| Base 6 | 135516 | 140106 |
| Base 7 | 61667 | 62137 |
| Base 8 | 41538 | 41668 |
| Base 9 | 28549 | 28669 |
| Base 10 | 215510 | 216610 |
| Base 11 | 168a11 | 169a11 |
| Base 12 | 12b712 | 130612 |
| Base 13 | c9a13 | ca813 |
| Base 14 | add14 | b0a14 |
| Base 15 | 98a15 | 99615 |
| Base 16 | 86b16 | 87616 |