Compare 240 vs 249
| Property | 240 | 249 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 6 | 2 |
| Prime factorization | 24 × 31 × 51 | 31 × 831 |
| Prime factorization | 2 × 2 × 2 × 2 × 3 × 5 | 3 × 83 |
| Divisors count | 20 | 4 |
| Divisors | 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240 | 1, 3, 83, 249 |
| Number of properties | 0 | 1 |
| Semiprimes | 80th | |
| Roman numberals | CCXL | CCXLIX |
| Base 2 | 111100002 | 111110012 |
| Base 3 | 222203 | 1000203 |
| Base 4 | 33004 | 33214 |
| Base 5 | 14305 | 14445 |
| Base 6 | 10406 | 10536 |
| Base 7 | 4627 | 5047 |
| Base 8 | 3608 | 3718 |
| Base 9 | 2869 | 3069 |
| Base 10 | 24010 | 24910 |
| Base 11 | 1a911 | 20711 |
| Base 12 | 18012 | 18912 |
| Base 13 | 15613 | 16213 |
| Base 14 | 13214 | 13b14 |
| Base 15 | 11015 | 11915 |
| Base 16 | f016 | f916 |