Compare 30809 vs 30815
| Property | 30809 | 30815 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 308091 | 51 × 61631 |
| Prime factorization | 30809 | 5 × 6163 |
| Divisors count | 2 | 4 |
| Divisors | 1, 30809 | 1, 5, 6163, 30815 |
| Number of properties | 6 | 1 |
| Chen primes | 1587th | |
| Emirps | 652nd | |
| Isolated primes | 2372nd | |
| Primes | 3321st | |
| Pythagorean primes | 1652nd | |
| Semiprimes | 7663rd | |
| Sexy primes (2nd member) | 972nd | |
| Roman numberals | ||
| Base 2 | 1111000010110012 | 1111000010111112 |
| Base 3 | 11200210023 | 11200210223 |
| Base 4 | 132011214 | 132011334 |
| Base 5 | 14412145 | 14412305 |
| Base 6 | 3543456 | 3543556 |
| Base 7 | 1555527 | 1555617 |
| Base 8 | 741318 | 741378 |
| Base 9 | 462329 | 462389 |
| Base 10 | 3080910 | 3081510 |
| Base 11 | 2116911 | 2117411 |
| Base 12 | 159b512 | 159bb12 |
| Base 13 | 1103c13 | 1104513 |
| Base 14 | b32914 | b33114 |
| Base 15 | 91de15 | 91e515 |
| Base 16 | 785916 | 785f16 |