Compare 1858 vs 1865
| Property | 1858 | 1865 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 21 × 9291 | 51 × 3731 |
| Prime factorization | 2 × 929 | 5 × 373 |
| Divisors count | 4 | 4 |
| Divisors | 1, 2, 929, 1858 | 1, 5, 373, 1865 |
| Number of properties | 1 | 1 |
| Semiprimes | 537th | 538th |
| Roman numberals | MDCCCLVIII | MDCCCLXV |
| Base 2 | 111010000102 | 111010010012 |
| Base 3 | 21122113 | 21200023 |
| Base 4 | 1310024 | 1310214 |
| Base 5 | 244135 | 244305 |
| Base 6 | 123346 | 123456 |
| Base 7 | 52637 | 53037 |
| Base 8 | 35028 | 35118 |
| Base 9 | 24849 | 25029 |
| Base 10 | 185810 | 186510 |
| Base 11 | 143a11 | 144611 |
| Base 12 | 10aa12 | 10b512 |
| Base 13 | acc13 | b0613 |
| Base 14 | 96a14 | 97314 |
| Base 15 | 83d15 | 84515 |
| Base 16 | 74216 | 74916 |