Compare 30685 vs 30689
| Property | 30685 | 30689 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 4 | 1 |
| Prime factorization | 51 × 171 × 192 | 306891 |
| Prime factorization | 5 × 17 × 19 × 19 | 30689 |
| Divisors count | 12 | 2 |
| Divisors | 1, 5, 17, 19, 85, 95, 323, 361, 1615, 1805, 6137, 30685 | 1, 30689 |
| Number of properties | 0 | 6 |
| Chen primes | 1583rd | |
| Happy primes | 545th | |
| Isolated primes | 2361st | |
| Primes | 3310th | |
| Pythagorean primes | 1646th | |
| Sophie germain primes | 452nd | |
| Roman numberals | ||
| Base 2 | 1110111110111012 | 1110111111000012 |
| Base 3 | 11200021113 | 11200021223 |
| Base 4 | 131331314 | 131332014 |
| Base 5 | 14402205 | 14402245 |
| Base 6 | 3540216 | 3540256 |
| Base 7 | 1553147 | 1553217 |
| Base 8 | 737358 | 737418 |
| Base 9 | 460749 | 460789 |
| Base 10 | 3068510 | 3068910 |
| Base 11 | 2106611 | 2106a11 |
| Base 12 | 1591112 | 1591512 |
| Base 13 | 10c7513 | 10c7913 |
| Base 14 | b27b14 | b28114 |
| Base 15 | 915a15 | 915e15 |
| Base 16 | 77dd16 | 77e116 |