Compare 1405 vs 1465
| Property | 1405 | 1465 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 51 × 2811 | 51 × 2931 |
| Prime factorization | 5 × 281 | 5 × 293 |
| Divisors count | 4 | 4 |
| Divisors | 1, 5, 281, 1405 | 1, 5, 293, 1465 |
| Number of properties | 1 | 1 |
| Semiprimes | 418th | 429th |
| Roman numberals | MCDV | MCDLXV |
| Base 2 | 101011111012 | 101101110012 |
| Base 3 | 12210013 | 20000213 |
| Base 4 | 1113314 | 1123214 |
| Base 5 | 211105 | 213305 |
| Base 6 | 103016 | 104416 |
| Base 7 | 40457 | 41627 |
| Base 8 | 25758 | 26718 |
| Base 9 | 18319 | 20079 |
| Base 10 | 140510 | 146510 |
| Base 11 | 106811 | 111211 |
| Base 12 | 99112 | a2112 |
| Base 13 | 84113 | 88913 |
| Base 14 | 72514 | 76914 |
| Base 15 | 63a15 | 67a15 |
| Base 16 | 57d16 | 5b916 |