Compare 1379 vs 1405
| Property | 1379 | 1405 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 71 × 1971 | 51 × 2811 |
| Prime factorization | 7 × 197 | 5 × 281 |
| Divisors count | 4 | 4 |
| Divisors | 1, 7, 197, 1379 | 1, 5, 281, 1405 |
| Number of properties | 1 | 1 |
| Semiprimes | 406th | 418th |
| Roman numberals | MCCCLXXIX | MCDV |
| Base 2 | 101011000112 | 101011111012 |
| Base 3 | 12200023 | 12210013 |
| Base 4 | 1112034 | 1113314 |
| Base 5 | 210045 | 211105 |
| Base 6 | 102156 | 103016 |
| Base 7 | 40107 | 40457 |
| Base 8 | 25438 | 25758 |
| Base 9 | 18029 | 18319 |
| Base 10 | 137910 | 140510 |
| Base 11 | 104411 | 106811 |
| Base 12 | 96b12 | 99112 |
| Base 13 | 82113 | 84113 |
| Base 14 | 70714 | 72514 |
| Base 15 | 61e15 | 63a15 |
| Base 16 | 56316 | 57d16 |