Compare 2105 vs 2155
| Property | 2105 | 2155 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 51 × 4211 | 51 × 4311 |
| Prime factorization | 5 × 421 | 5 × 431 |
| Divisors count | 4 | 4 |
| Divisors | 1, 5, 421, 2105 | 1, 5, 431, 2155 |
| Number of properties | 1 | 1 |
| Semiprimes | 604th | 614th |
| Roman numberals | MMCV | MMCLV |
| Base 2 | 1000001110012 | 1000011010112 |
| Base 3 | 22122223 | 22212113 |
| Base 4 | 2003214 | 2012234 |
| Base 5 | 314105 | 321105 |
| Base 6 | 134256 | 135516 |
| Base 7 | 60657 | 61667 |
| Base 8 | 40718 | 41538 |
| Base 9 | 27889 | 28549 |
| Base 10 | 210510 | 215510 |
| Base 11 | 164411 | 168a11 |
| Base 12 | 127512 | 12b712 |
| Base 13 | c5c13 | c9a13 |
| Base 14 | aa514 | add14 |
| Base 15 | 95515 | 98a15 |
| Base 16 | 83916 | 86b16 |