Compare 1405 vs 1454
| Property | 1405 | 1454 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 51 × 2811 | 21 × 7271 |
| Prime factorization | 5 × 281 | 2 × 727 |
| Divisors count | 4 | 4 |
| Divisors | 1, 5, 281, 1405 | 1, 2, 727, 1454 |
| Number of properties | 1 | 1 |
| Semiprimes | 418th | 426th |
| Roman numberals | MCDV | MCDLIV |
| Base 2 | 101011111012 | 101101011102 |
| Base 3 | 12210013 | 12222123 |
| Base 4 | 1113314 | 1122324 |
| Base 5 | 211105 | 213045 |
| Base 6 | 103016 | 104226 |
| Base 7 | 40457 | 41457 |
| Base 8 | 25758 | 26568 |
| Base 9 | 18319 | 18859 |
| Base 10 | 140510 | 145410 |
| Base 11 | 106811 | 110211 |
| Base 12 | 99112 | a1212 |
| Base 13 | 84113 | 87b13 |
| Base 14 | 72514 | 75c14 |
| Base 15 | 63a15 | 66e15 |
| Base 16 | 57d16 | 5ae16 |