Compare 309983 vs 309989
| Property | 309983 | 309989 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 2391 × 12971 | 3099891 |
| Prime factorization | 239 × 1297 | 309989 |
| Divisors count | 4 | 2 |
| Divisors | 1, 239, 1297, 309983 | 1, 309989 |
| Number of properties | 1 | 4 |
| Chen primes | 10963rd | |
| Isolated primes | 20635th | |
| Primes | 26800th | |
| Semiprimes | 68714th | |
| Sophie germain primes | 2930th | |
| Roman numberals | ||
| Base 2 | 10010111010110111112 | 10010111010111001012 |
| Base 3 | 1202020122123 | 1202020200023 |
| Base 4 | 10232231334 | 10232232114 |
| Base 5 | 344044135 | 344044245 |
| Base 6 | 103510356 | 103510456 |
| Base 7 | 24305127 | 24305217 |
| Base 8 | 11353378 | 11353458 |
| Base 9 | 5221859 | 5222029 |
| Base 10 | 30998310 | 30998910 |
| Base 11 | 1a199311 | 1a199911 |
| Base 12 | 12b47b12 | 12b48512 |
| Base 13 | ab12b13 | ab13413 |
| Base 14 | 80d7914 | 80d8114 |
| Base 15 | 61ca815 | 61cae15 |
| Base 16 | 4badf16 | 4bae516 |