Compare 1248 vs 1257
| Property | 1248 | 1257 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 7 | 2 |
| Prime factorization | 25 × 31 × 131 | 31 × 4191 |
| Prime factorization | 2 × 2 × 2 × 2 × 2 × 3 × 13 | 3 × 419 |
| Divisors count | 24 | 4 |
| Divisors | 1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248 | 1, 3, 419, 1257 |
| Number of properties | 0 | 1 |
| Semiprimes | 370th | |
| Roman numberals | MCCXLVIII | MCCLVII |
| Base 2 | 100111000002 | 100111010012 |
| Base 3 | 12010203 | 12011203 |
| Base 4 | 1032004 | 1032214 |
| Base 5 | 144435 | 200125 |
| Base 6 | 54406 | 54536 |
| Base 7 | 34327 | 34447 |
| Base 8 | 23408 | 23518 |
| Base 9 | 16369 | 16469 |
| Base 10 | 124810 | 125710 |
| Base 11 | a3511 | a4311 |
| Base 12 | 88012 | 88912 |
| Base 13 | 75013 | 75913 |
| Base 14 | 65214 | 65b14 |
| Base 15 | 58315 | 58c15 |
| Base 16 | 4e016 | 4e916 |