Compare 309129 vs 309131
| Property | 309129 | 309131 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 31 × 1030431 | 3091311 |
| Prime factorization | 3 × 103043 | 309131 |
| Divisors count | 4 | 2 |
| Divisors | 1, 3, 103043, 309129 | 1, 309131 |
| Number of properties | 1 | 4 |
| Additive primes | 10633rd | |
| Isolated primes | 20585th | |
| Primes | 26734th | |
| Semiprimes | 68532nd | |
| Sexy primes (1st member) | 6157th | |
| Roman numberals | ||
| Base 2 | 10010110111100010012 | 10010110111100010112 |
| Base 3 | 1202010010203 | 1202010010223 |
| Base 4 | 10231320214 | 10231320234 |
| Base 5 | 343430045 | 343430115 |
| Base 6 | 103430536 | 103430556 |
| Base 7 | 24251527 | 24251547 |
| Base 8 | 11336118 | 11336138 |
| Base 9 | 5210369 | 5210389 |
| Base 10 | 30912910 | 30913110 |
| Base 11 | 1a128711 | 1a128911 |
| Base 12 | 12aa8912 | 12aa8b12 |
| Base 13 | aa92213 | aa92413 |
| Base 14 | 8092914 | 8092b14 |
| Base 15 | 618d915 | 618db15 |
| Base 16 | 4b78916 | 4b78b16 |