Compare 621983 vs 621994
| Property | 621983 | 621994 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 6219831 | 21 × 3109971 |
| Prime factorization | 621983 | 2 × 310997 |
| Divisors count | 2 | 4 |
| Divisors | 1, 621983 | 1, 2, 310997, 621994 |
| Number of properties | 4 | 1 |
| Additive primes | 19847th | |
| Isolated primes | 39779th | |
| Primes | 50758th | |
| Semiprimes | 133368th | |
| Sophie germain primes | 5179th | |
| Roman numberals | ||
| Base 2 | 100101111101100111112 | 100101111101101010102 |
| Base 3 | 10111210121023 | 10111210122113 |
| Base 4 | 21133121334 | 21133122224 |
| Base 5 | 1244004135 | 1244004345 |
| Base 6 | 211553156 | 211553346 |
| Base 7 | 52002357 | 52002527 |
| Base 8 | 22766378 | 22766528 |
| Base 9 | 11471729 | 11471849 |
| Base 10 | 62198310 | 62199410 |
| Base 11 | 39533a11 | 39534a11 |
| Base 12 | 25bb3b12 | 25bb4a12 |
| Base 13 | 18a14b13 | 18a15913 |
| Base 14 | 12295514 | 12296214 |
| Base 15 | c445815 | c446415 |
| Base 16 | 97d9f16 | 97daa16 |