Compare 30815 vs 30817
| Property | 30815 | 30817 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 51 × 61631 | 308171 |
| Prime factorization | 5 × 6163 | 30817 |
| Divisors count | 4 | 2 |
| Divisors | 1, 5, 6163, 30815 | 1, 30817 |
| Number of properties | 1 | 7 |
| Additive primes | 1504th | |
| Chen primes | 1588th | |
| Harmonic primes | 1235th | |
| Isolated primes | 2373rd | |
| Lucky primes | 512th | |
| Primes | 3322nd | |
| Pythagorean primes | 1653rd | |
| Semiprimes | 7663rd | |
| Roman numberals | ||
| Base 2 | 1111000010111112 | 1111000011000012 |
| Base 3 | 11200210223 | 11200211013 |
| Base 4 | 132011334 | 132012014 |
| Base 5 | 14412305 | 14412325 |
| Base 6 | 3543556 | 3544016 |
| Base 7 | 1555617 | 1555637 |
| Base 8 | 741378 | 741418 |
| Base 9 | 462389 | 462419 |
| Base 10 | 3081510 | 3081710 |
| Base 11 | 2117411 | 2117611 |
| Base 12 | 159bb12 | 15a0112 |
| Base 13 | 1104513 | 1104713 |
| Base 14 | b33114 | b33314 |
| Base 15 | 91e515 | 91e715 |
| Base 16 | 785f16 | 786116 |