Compare 1855 vs 1857
| Property | 1855 | 1857 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 51 × 71 × 531 | 31 × 6191 |
| Prime factorization | 5 × 7 × 53 | 3 × 619 |
| Divisors count | 8 | 4 |
| Divisors | 1, 5, 7, 35, 53, 265, 371, 1855 | 1, 3, 619, 1857 |
| Number of properties | 0 | 1 |
| Semiprimes | 536th | |
| Roman numberals | MDCCCLV | MDCCCLVII |
| Base 2 | 111001111112 | 111010000012 |
| Base 3 | 21122013 | 21122103 |
| Base 4 | 1303334 | 1310014 |
| Base 5 | 244105 | 244125 |
| Base 6 | 123316 | 123336 |
| Base 7 | 52607 | 52627 |
| Base 8 | 34778 | 35018 |
| Base 9 | 24819 | 24839 |
| Base 10 | 185510 | 185710 |
| Base 11 | 143711 | 143911 |
| Base 12 | 10a712 | 10a912 |
| Base 13 | ac913 | acb13 |
| Base 14 | 96714 | 96914 |
| Base 15 | 83a15 | 83c15 |
| Base 16 | 73f16 | 74116 |