Compare 689219 vs 689221
| Property | 689219 | 689221 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 6892191 | 131 × 530171 |
| Prime factorization | 689219 | 13 × 53017 |
| Divisors count | 2 | 4 |
| Divisors | 1, 689219 | 1, 13, 53017, 689221 |
| Number of properties | 4 | 1 |
| Chen primes | 21751st | |
| Isolated primes | 43777th | |
| Primes | 55752nd | |
| Semiprimes | 147189th | |
| Sophie germain primes | 5649th | |
| Roman numberals | ||
| Base 2 | 101010000100010000112 | 101010000100010001012 |
| Base 3 | 10220001021223 | 10220001022013 |
| Base 4 | 22201010034 | 22201010114 |
| Base 5 | 1340233345 | 1340233415 |
| Base 6 | 224344556 | 224345016 |
| Base 7 | 56002467 | 56002517 |
| Base 8 | 25021038 | 25021058 |
| Base 9 | 12603789 | 12603819 |
| Base 10 | 68921910 | 68922110 |
| Base 11 | 43090311 | 43090511 |
| Base 12 | 292a2b12 | 292a3112 |
| Base 13 | 1b192b13 | 1b193013 |
| Base 14 | 13d25d14 | 13d26114 |
| Base 15 | d932e15 | d933115 |
| Base 16 | a844316 | a844516 |