Compare 309989 vs 309997
| Property | 309989 | 309997 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 3099891 | 531 × 58491 |
| Prime factorization | 309989 | 53 × 5849 |
| Divisors count | 2 | 4 |
| Divisors | 1, 309989 | 1, 53, 5849, 309997 |
| Number of properties | 4 | 1 |
| Chen primes | 10963rd | |
| Isolated primes | 20635th | |
| Primes | 26800th | |
| Semiprimes | 68716th | |
| Sophie germain primes | 2930th | |
| Roman numberals | ||
| Base 2 | 10010111010111001012 | 10010111010111011012 |
| Base 3 | 1202020200023 | 1202020201013 |
| Base 4 | 10232232114 | 10232232314 |
| Base 5 | 344044245 | 344044425 |
| Base 6 | 103510456 | 103511016 |
| Base 7 | 24305217 | 24305327 |
| Base 8 | 11353458 | 11353558 |
| Base 9 | 5222029 | 5222119 |
| Base 10 | 30998910 | 30999710 |
| Base 11 | 1a199911 | 1a19a611 |
| Base 12 | 12b48512 | 12b49112 |
| Base 13 | ab13413 | ab13c13 |
| Base 14 | 80d8114 | 80d8914 |
| Base 15 | 61cae15 | 61cb715 |
| Base 16 | 4bae516 | 4baed16 |