Compare 2155 vs 2157
| Property | 2155 | 2157 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 51 × 4311 | 31 × 7191 |
| Prime factorization | 5 × 431 | 3 × 719 |
| Divisors count | 4 | 4 |
| Divisors | 1, 5, 431, 2155 | 1, 3, 719, 2157 |
| Number of properties | 1 | 1 |
| Semiprimes | 614th | 615th |
| Roman numberals | MMCLV | MMCLVII |
| Base 2 | 1000011010112 | 1000011011012 |
| Base 3 | 22212113 | 22212203 |
| Base 4 | 2012234 | 2012314 |
| Base 5 | 321105 | 321125 |
| Base 6 | 135516 | 135536 |
| Base 7 | 61667 | 62017 |
| Base 8 | 41538 | 41558 |
| Base 9 | 28549 | 28569 |
| Base 10 | 215510 | 215710 |
| Base 11 | 168a11 | 169111 |
| Base 12 | 12b712 | 12b912 |
| Base 13 | c9a13 | c9c13 |
| Base 14 | add14 | b0114 |
| Base 15 | 98a15 | 98c15 |
| Base 16 | 86b16 | 86d16 |