Compare 30681 vs 30689
| Property | 30681 | 30689 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 4 | 1 |
| Prime factorization | 32 × 71 × 4871 | 306891 |
| Prime factorization | 3 × 3 × 7 × 487 | 30689 |
| Divisors count | 12 | 2 |
| Divisors | 1, 3, 7, 9, 21, 63, 487, 1461, 3409, 4383, 10227, 30681 | 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 | 1110111110110012 | 1110111111000012 |
| Base 3 | 11200021003 | 11200021223 |
| Base 4 | 131331214 | 131332014 |
| Base 5 | 14402115 | 14402245 |
| Base 6 | 3540136 | 3540256 |
| Base 7 | 1553107 | 1553217 |
| Base 8 | 737318 | 737418 |
| Base 9 | 460709 | 460789 |
| Base 10 | 3068110 | 3068910 |
| Base 11 | 2106211 | 2106a11 |
| Base 12 | 1590912 | 1591512 |
| Base 13 | 10c7113 | 10c7913 |
| Base 14 | b27714 | b28114 |
| Base 15 | 915615 | 915e15 |
| Base 16 | 77d916 | 77e116 |