Compare 1403 vs 1457
| Property | 1403 | 1457 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 231 × 611 | 311 × 471 |
| Prime factorization | 23 × 61 | 31 × 47 |
| Divisors count | 4 | 4 |
| Divisors | 1, 23, 61, 1403 | 1, 31, 47, 1457 |
| Number of properties | 1 | 1 |
| Semiprimes | 417th | 427th |
| Roman numberals | MCDIII | MCDLVII |
| Base 2 | 101011110112 | 101101100012 |
| Base 3 | 12202223 | 12222223 |
| Base 4 | 1113234 | 1123014 |
| Base 5 | 211035 | 213125 |
| Base 6 | 102556 | 104256 |
| Base 7 | 40437 | 41517 |
| Base 8 | 25738 | 26618 |
| Base 9 | 18289 | 18889 |
| Base 10 | 140310 | 145710 |
| Base 11 | 106611 | 110511 |
| Base 12 | 98b12 | a1512 |
| Base 13 | 83c13 | 88113 |
| Base 14 | 72314 | 76114 |
| Base 15 | 63815 | 67215 |
| Base 16 | 57b16 | 5b116 |