Compare 248 vs 249
| Property | 248 | 249 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 23 × 311 | 31 × 831 |
| Prime factorization | 2 × 2 × 2 × 31 | 3 × 83 |
| Divisors count | 8 | 4 |
| Divisors | 1, 2, 4, 8, 31, 62, 124, 248 | 1, 3, 83, 249 |
| Number of properties | 0 | 1 |
| Semiprimes | 80th | |
| Roman numberals | CCXLVIII | CCXLIX |
| Base 2 | 111110002 | 111110012 |
| Base 3 | 1000123 | 1000203 |
| Base 4 | 33204 | 33214 |
| Base 5 | 14435 | 14445 |
| Base 6 | 10526 | 10536 |
| Base 7 | 5037 | 5047 |
| Base 8 | 3708 | 3718 |
| Base 9 | 3059 | 3069 |
| Base 10 | 24810 | 24910 |
| Base 11 | 20611 | 20711 |
| Base 12 | 18812 | 18912 |
| Base 13 | 16113 | 16213 |
| Base 14 | 13a14 | 13b14 |
| Base 15 | 11815 | 11915 |
| Base 16 | f816 | f916 |