Compare 249947 vs 249958
| Property | 249947 | 249958 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 2499471 | 21 × 1249791 |
| Prime factorization | 249947 | 2 × 124979 |
| Divisors count | 2 | 4 |
| Divisors | 1, 249947 | 1, 2, 124979, 249958 |
| Number of properties | 3 | 1 |
| Cousin primes (2nd member) | 2578th | |
| Isolated primes | 16867th | |
| Primes | 22040th | |
| Semiprimes | 55918th | |
| Roman numberals | ||
| Base 2 | 1111010000010110112 | 1111010000011001102 |
| Base 3 | 1102002120223 | 1102002122013 |
| Base 4 | 3310011234 | 3310012124 |
| Base 5 | 304442425 | 304443135 |
| Base 6 | 52050556 | 52051146 |
| Base 7 | 20604657 | 20605127 |
| Base 8 | 7501338 | 7501468 |
| Base 9 | 4207689 | 4207819 |
| Base 10 | 24994710 | 24995810 |
| Base 11 | 16087511 | 16088511 |
| Base 12 | 10078b12 | 10079a12 |
| Base 13 | 899c913 | 89a0713 |
| Base 14 | 6713514 | 6714214 |
| Base 15 | 4e0d215 | 4e0dd15 |
| Base 16 | 3d05b16 | 3d06616 |