Compare 30689 vs 30691
| Property | 30689 | 30691 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 306891 | 471 × 6531 |
| Prime factorization | 30689 | 47 × 653 |
| Divisors count | 2 | 4 |
| Divisors | 1, 30689 | 1, 47, 653, 30691 |
| Number of properties | 6 | 1 |
| Chen primes | 1583rd | |
| Happy primes | 545th | |
| Isolated primes | 2361st | |
| Primes | 3310th | |
| Pythagorean primes | 1646th | |
| Semiprimes | 7630th | |
| Sophie germain primes | 452nd | |
| Roman numberals | ||
| Base 2 | 1110111111000012 | 1110111111000112 |
| Base 3 | 11200021223 | 11200022013 |
| Base 4 | 131332014 | 131332034 |
| Base 5 | 14402245 | 14402315 |
| Base 6 | 3540256 | 3540316 |
| Base 7 | 1553217 | 1553237 |
| Base 8 | 737418 | 737438 |
| Base 9 | 460789 | 460819 |
| Base 10 | 3068910 | 3069110 |
| Base 11 | 2106a11 | 2107111 |
| Base 12 | 1591512 | 1591712 |
| Base 13 | 10c7913 | 10c7b13 |
| Base 14 | b28114 | b28314 |
| Base 15 | 915e15 | 916115 |
| Base 16 | 77e116 | 77e316 |