Compare 1845 vs 1855
| Property | 1845 | 1855 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 3 |
| Total factors | 4 | 3 |
| Prime factorization | 32 × 51 × 411 | 51 × 71 × 531 |
| Prime factorization | 3 × 3 × 5 × 41 | 5 × 7 × 53 |
| Divisors count | 12 | 8 |
| Divisors | 1, 3, 5, 9, 15, 41, 45, 123, 205, 369, 615, 1845 | 1, 5, 7, 35, 53, 265, 371, 1855 |
| Number of properties | 0 | 0 |
| Roman numberals | MDCCCXLV | MDCCCLV |
| Base 2 | 111001101012 | 111001111112 |
| Base 3 | 21121003 | 21122013 |
| Base 4 | 1303114 | 1303334 |
| Base 5 | 243405 | 244105 |
| Base 6 | 123136 | 123316 |
| Base 7 | 52447 | 52607 |
| Base 8 | 34658 | 34778 |
| Base 9 | 24709 | 24819 |
| Base 10 | 184510 | 185510 |
| Base 11 | 142811 | 143711 |
| Base 12 | 109912 | 10a712 |
| Base 13 | abc13 | ac913 |
| Base 14 | 95b14 | 96714 |
| Base 15 | 83015 | 83a15 |
| Base 16 | 73516 | 73f16 |