Compare 1957 vs 1963
| Property | 1957 | 1963 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 191 × 1031 | 131 × 1511 |
| Prime factorization | 19 × 103 | 13 × 151 |
| Divisors count | 4 | 4 |
| Divisors | 1, 19, 103, 1957 | 1, 13, 151, 1963 |
| Number of properties | 1 | 1 |
| Semiprimes | 564th | 567th |
| Roman numberals | MCMLVII | MCMLXIII |
| Base 2 | 111101001012 | 111101010112 |
| Base 3 | 22001113 | 22002013 |
| Base 4 | 1322114 | 1322234 |
| Base 5 | 303125 | 303235 |
| Base 6 | 130216 | 130316 |
| Base 7 | 54647 | 55037 |
| Base 8 | 36458 | 36538 |
| Base 9 | 26149 | 26219 |
| Base 10 | 195710 | 196310 |
| Base 11 | 151a11 | 152511 |
| Base 12 | 117112 | 117712 |
| Base 13 | b7713 | b8013 |
| Base 14 | 9db14 | a0314 |
| Base 15 | 8a715 | 8ad15 |
| Base 16 | 7a516 | 7ab16 |