Compare 30391 vs 30689
| Property | 30391 | 30689 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 303911 | 306891 |
| Prime factorization | 30391 | 30689 |
| Divisors count | 2 | 2 |
| Divisors | 1, 30391 | 1, 30689 |
| Number of properties | 4 | 6 |
| Chen primes | 1583rd | |
| Happy primes | 540th | 545th |
| Harmonic primes | 1224th | |
| Isolated primes | 2361st | |
| Primes | 3284th | 3310th |
| Pythagorean primes | 1646th | |
| Sophie germain primes | 452nd | |
| Twin primes (2nd member) | 472nd | |
| Roman numberals | ||
| Base 2 | 1110110101101112 | 1110111111000012 |
| Base 3 | 11122001213 | 11200021223 |
| Base 4 | 131223134 | 131332014 |
| Base 5 | 14330315 | 14402245 |
| Base 6 | 3524116 | 3540256 |
| Base 7 | 1544147 | 1553217 |
| Base 8 | 732678 | 737418 |
| Base 9 | 456179 | 460789 |
| Base 10 | 3039110 | 3068910 |
| Base 11 | 2091911 | 2106a11 |
| Base 12 | 1570712 | 1591512 |
| Base 13 | 10aaa13 | 10c7913 |
| Base 14 | b10b14 | b28114 |
| Base 15 | 901115 | 915e15 |
| Base 16 | 76b716 | 77e116 |