Compare 12239 vs 12242
| Property | 12239 | 12242 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 122391 | 21 × 61211 |
| Prime factorization | 12239 | 2 × 6121 |
| Divisors count | 2 | 4 |
| Divisors | 1, 12239 | 1, 2, 6121, 12242 |
| Number of properties | 5 | 1 |
| Additive primes | 704th | |
| Chen primes | 749th | |
| Good primes | 200th | |
| Primes | 1462nd | |
| Semiprimes | 3196th | |
| Twin primes (1st member) | 240th | |
| Roman numberals | ||
| Base 2 | 101111110011112 | 101111110100102 |
| Base 3 | 1212100223 | 1212101023 |
| Base 4 | 23330334 | 23331024 |
| Base 5 | 3424245 | 3424325 |
| Base 6 | 1323556 | 1324026 |
| Base 7 | 504537 | 504567 |
| Base 8 | 277178 | 277228 |
| Base 9 | 177089 | 177129 |
| Base 10 | 1223910 | 1224210 |
| Base 11 | 921711 | 921a11 |
| Base 12 | 70bb12 | 710212 |
| Base 13 | 575613 | 575913 |
| Base 14 | 466314 | 466614 |
| Base 15 | 395e15 | 396215 |
| Base 16 | 2fcf16 | 2fd216 |