Compare 1839 vs 1845
| Property | 1839 | 1845 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 4 |
| Prime factorization | 31 × 6131 | 32 × 51 × 411 |
| Prime factorization | 3 × 613 | 3 × 3 × 5 × 41 |
| Divisors count | 4 | 12 |
| Divisors | 1, 3, 613, 1839 | 1, 3, 5, 9, 15, 41, 45, 123, 205, 369, 615, 1845 |
| Number of properties | 1 | 0 |
| Semiprimes | 530th | |
| Roman numberals | MDCCCXXXIX | MDCCCXLV |
| Base 2 | 111001011112 | 111001101012 |
| Base 3 | 21120103 | 21121003 |
| Base 4 | 1302334 | 1303114 |
| Base 5 | 243245 | 243405 |
| Base 6 | 123036 | 123136 |
| Base 7 | 52357 | 52447 |
| Base 8 | 34578 | 34658 |
| Base 9 | 24639 | 24709 |
| Base 10 | 183910 | 184510 |
| Base 11 | 142211 | 142811 |
| Base 12 | 109312 | 109912 |
| Base 13 | ab613 | abc13 |
| Base 14 | 95514 | 95b14 |
| Base 15 | 82915 | 83015 |
| Base 16 | 72f16 | 73516 |