Compare 148989 vs 148991
| Property | 148989 | 148991 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 31 × 496631 | 1489911 |
| Prime factorization | 3 × 49663 | 148991 |
| Divisors count | 4 | 2 |
| Divisors | 1, 3, 49663, 148989 | 1, 148991 |
| Number of properties | 1 | 5 |
| Good primes | 856th | |
| Harmonic primes | 5166th | |
| Isolated primes | 10387th | |
| Primes | 13756th | |
| Semiprimes | 34172nd | |
| Sexy primes (1st member) | 3371st | |
| Roman numberals | ||
| Base 2 | 1001000101111111012 | 1001000101111111112 |
| Base 3 | 211201010103 | 211201010123 |
| Base 4 | 2101133314 | 2101133334 |
| Base 5 | 142314245 | 142314315 |
| Base 6 | 31054336 | 31054356 |
| Base 7 | 11602417 | 11602437 |
| Base 8 | 4427758 | 4427778 |
| Base 9 | 2463339 | 2463359 |
| Base 10 | 14898910 | 14899110 |
| Base 11 | a1a3511 | a1a3711 |
| Base 12 | 7227912 | 7227b12 |
| Base 13 | 52a7913 | 52a7b13 |
| Base 14 | 3c42114 | 3c42314 |
| Base 15 | 2e22915 | 2e22b15 |
| Base 16 | 245fd16 | 245ff16 |