Compare 149771 vs 149781
| Property | 149771 | 149781 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 1497711 | 31 × 499271 |
| Prime factorization | 149771 | 3 × 49927 |
| Divisors count | 2 | 4 |
| Divisors | 1, 149771 | 1, 3, 49927, 149781 |
| Number of properties | 5 | 1 |
| Additive primes | 5704th | |
| Cousin primes (2nd member) | 1687th | |
| Isolated primes | 10435th | |
| Long primes | 5162nd | |
| Primes | 13830th | |
| Semiprimes | 34334th | |
| Roman numberals | ||
| Base 2 | 1001001001000010112 | 1001001001000101012 |
| Base 3 | 211211100023 | 211211101103 |
| Base 4 | 2102100234 | 2102101114 |
| Base 5 | 142430415 | 142431115 |
| Base 6 | 31132156 | 31132336 |
| Base 7 | 11624367 | 11624527 |
| Base 8 | 4444138 | 4444258 |
| Base 9 | 2474029 | 2474139 |
| Base 10 | 14977110 | 14978110 |
| Base 11 | a258611 | a259511 |
| Base 12 | 7280b12 | 7281912 |
| Base 13 | 5322b13 | 5323813 |
| Base 14 | 3c81d14 | 3c82914 |
| Base 15 | 2e59b15 | 2e5a615 |
| Base 16 | 2490b16 | 2491516 |