Compare 1845 vs 1853
| Property | 1845 | 1853 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 32 × 51 × 411 | 171 × 1091 |
| Prime factorization | 3 × 3 × 5 × 41 | 17 × 109 |
| Divisors count | 12 | 4 |
| Divisors | 1, 3, 5, 9, 15, 41, 45, 123, 205, 369, 615, 1845 | 1, 17, 109, 1853 |
| Number of properties | 0 | 1 |
| Semiprimes | 535th | |
| Roman numberals | MDCCCXLV | MDCCCLIII |
| Base 2 | 111001101012 | 111001111012 |
| Base 3 | 21121003 | 21121223 |
| Base 4 | 1303114 | 1303314 |
| Base 5 | 243405 | 244035 |
| Base 6 | 123136 | 123256 |
| Base 7 | 52447 | 52557 |
| Base 8 | 34658 | 34758 |
| Base 9 | 24709 | 24789 |
| Base 10 | 184510 | 185310 |
| Base 11 | 142811 | 143511 |
| Base 12 | 109912 | 10a512 |
| Base 13 | abc13 | ac713 |
| Base 14 | 95b14 | 96514 |
| Base 15 | 83015 | 83815 |
| Base 16 | 73516 | 73d16 |