Compare 149911 vs 149918
| Property | 149911 | 149918 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 1499111 | 21 × 749591 |
| Prime factorization | 149911 | 2 × 74959 |
| Divisors count | 2 | 4 |
| Divisors | 1, 149911 | 1, 2, 74959, 149918 |
| Number of properties | 3 | 1 |
| Primes | 13842nd | |
| Semiprimes | 34367th | |
| Twin primes (2nd member) | 1700th | |
| Ulam primes | 986th | |
| Roman numberals | ||
| Base 2 | 1001001001100101112 | 1001001001100111102 |
| Base 3 | 211211220213 | 211211221123 |
| Base 4 | 2102121134 | 2102121324 |
| Base 5 | 142441215 | 142441335 |
| Base 6 | 31140116 | 31140226 |
| Base 7 | 11630267 | 11630367 |
| Base 8 | 4446278 | 4446368 |
| Base 9 | 2475679 | 2475759 |
| Base 10 | 14991110 | 14991810 |
| Base 11 | a26a311 | a26aa11 |
| Base 12 | 7290712 | 7291212 |
| Base 13 | 5330813 | 5331213 |
| Base 14 | 3c8bd14 | 3c8c614 |
| Base 15 | 2e64115 | 2e64815 |
| Base 16 | 2499716 | 2499e16 |