Compare 12689 vs 12889
| Property | 12689 | 12889 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 126891 | 128891 |
| Prime factorization | 12689 | 12889 |
| Divisors count | 2 | 2 |
| Divisors | 1, 12689 | 1, 12889 |
| Number of properties | 5 | 6 |
| Chen primes | 777th | |
| Cousin primes (1st member) | 246th | |
| Emirps | 350th | |
| Good primes | 205th | |
| Harmonic primes | 542nd | |
| Isolated primes | 1028th | 1044th |
| Primes | 1515th | 1533rd |
| Pythagorean primes | 750th | 761st |
| Roman numberals | ||
| Base 2 | 110001100100012 | 110010010110012 |
| Base 3 | 1221012223 | 1222001013 |
| Base 4 | 30121014 | 30211214 |
| Base 5 | 4012245 | 4030245 |
| Base 6 | 1344256 | 1354016 |
| Base 7 | 516657 | 524027 |
| Base 8 | 306218 | 311318 |
| Base 9 | 183589 | 186119 |
| Base 10 | 1268910 | 1288910 |
| Base 11 | 959611 | 975811 |
| Base 12 | 741512 | 756112 |
| Base 13 | 5a1113 | 5b3613 |
| Base 14 | 48a514 | 49a914 |
| Base 15 | 3b5e15 | 3c4415 |
| Base 16 | 319116 | 325916 |