Compare 1257 vs 1263
| Property | 1257 | 1263 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 31 × 4191 | 31 × 4211 |
| Prime factorization | 3 × 419 | 3 × 421 |
| Divisors count | 4 | 4 |
| Divisors | 1, 3, 419, 1257 | 1, 3, 421, 1263 |
| Number of properties | 1 | 1 |
| Semiprimes | 370th | 373rd |
| Roman numberals | MCCLVII | MCCLXIII |
| Base 2 | 100111010012 | 100111011112 |
| Base 3 | 12011203 | 12012103 |
| Base 4 | 1032214 | 1032334 |
| Base 5 | 200125 | 200235 |
| Base 6 | 54536 | 55036 |
| Base 7 | 34447 | 34537 |
| Base 8 | 23518 | 23578 |
| Base 9 | 16469 | 16539 |
| Base 10 | 125710 | 126310 |
| Base 11 | a4311 | a4911 |
| Base 12 | 88912 | 89312 |
| Base 13 | 75913 | 76213 |
| Base 14 | 65b14 | 66314 |
| Base 15 | 58c15 | 59315 |
| Base 16 | 4e916 | 4ef16 |