Compare 345143 vs 345145
| Property | 345143 | 345145 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 3451431 | 51 × 690291 |
| Prime factorization | 345143 | 5 × 69029 |
| Divisors count | 2 | 4 |
| Divisors | 1, 345143 | 1, 5, 69029, 345145 |
| Number of properties | 5 | 1 |
| Chen primes | 12047th | |
| Cousin primes (2nd member) | 3353rd | |
| Emirps | 5394th | |
| Isolated primes | 22823rd | |
| Primes | 29592nd | |
| Semiprimes | 76027th | |
| Roman numberals | ||
| Base 2 | 10101000100001101112 | 10101000100001110012 |
| Base 3 | 1221121100023 | 1221121100113 |
| Base 4 | 11101003134 | 11101003214 |
| Base 5 | 420210335 | 420210405 |
| Base 6 | 112215156 | 112215216 |
| Base 7 | 26351517 | 26351537 |
| Base 8 | 12420678 | 12420718 |
| Base 9 | 5754029 | 5754049 |
| Base 10 | 34514310 | 34514510 |
| Base 11 | 21634711 | 21634911 |
| Base 12 | 14789b12 | 1478a112 |
| Base 13 | c113613 | c113813 |
| Base 14 | 8dad114 | 8dad314 |
| Base 15 | 6c3e815 | 6c3ea15 |
| Base 16 | 5443716 | 5443916 |