Compare 121145 vs 121151
| Property | 121145 | 121151 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 51 × 242291 | 1211511 |
| Prime factorization | 5 × 24229 | 121151 |
| Divisors count | 4 | 2 |
| Divisors | 1, 5, 24229, 121145 | 1, 121151 |
| Number of properties | 1 | 7 |
| Additive primes | 4688th | |
| Chen primes | 4946th | |
| Dihedral primes | 14th | |
| Emirps | 2239th | |
| Isolated primes | 8539th | |
| Primes | 11402nd | |
| Semiprimes | 28085th | |
| Sexy primes (1st member) | 2852nd | |
| Roman numberals | ||
| Base 2 | 111011001001110012 | 111011001001111112 |
| Base 3 | 200110112123 | 200110120023 |
| Base 4 | 1312103214 | 1312103334 |
| Base 5 | 123340405 | 123341015 |
| Base 6 | 23325056 | 23325156 |
| Base 7 | 10131237 | 10131327 |
| Base 8 | 3544718 | 3544778 |
| Base 9 | 2041559 | 2041629 |
| Base 10 | 12114510 | 12115110 |
| Base 11 | 8302211 | 8302811 |
| Base 12 | 5a13512 | 5a13b12 |
| Base 13 | 431ab13 | 431b413 |
| Base 14 | 3221314 | 3221914 |
| Base 15 | 25d6515 | 25d6b15 |
| Base 16 | 1d93916 | 1d93f16 |