Compare 1286 vs 1337
| Property | 1286 | 1337 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 21 × 6431 | 71 × 1911 |
| Prime factorization | 2 × 643 | 7 × 191 |
| Divisors count | 4 | 4 |
| Divisors | 1, 2, 643, 1286 | 1, 7, 191, 1337 |
| Number of properties | 1 | 1 |
| Semiprimes | 379th | 391st |
| Roman numberals | MCCLXXXVI | MCCCXXXVII |
| Base 2 | 101000001102 | 101001110012 |
| Base 3 | 12021223 | 12111123 |
| Base 4 | 1100124 | 1103214 |
| Base 5 | 201215 | 203225 |
| Base 6 | 55426 | 101056 |
| Base 7 | 35157 | 36207 |
| Base 8 | 24068 | 24718 |
| Base 9 | 16789 | 17459 |
| Base 10 | 128610 | 133710 |
| Base 11 | a6a11 | 100611 |
| Base 12 | 8b212 | 93512 |
| Base 13 | 77c13 | 7bb13 |
| Base 14 | 67c14 | 6b714 |
| Base 15 | 5ab15 | 5e215 |
| Base 16 | 50616 | 53916 |