Compare 621997 vs 622007
| Property | 621997 | 622007 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 6219971 | 371 × 168111 |
| Prime factorization | 621997 | 37 × 16811 |
| Divisors count | 2 | 4 |
| Divisors | 1, 621997 | 1, 37, 16811, 622007 |
| Number of properties | 3 | 1 |
| Isolated primes | 39780th | |
| Left-truncatable primes | 524th | |
| Primes | 50759th | |
| Semiprimes | 133370th | |
| Roman numberals | ||
| Base 2 | 100101111101101011012 | 100101111101101101112 |
| Base 3 | 10111210122213 | 10111210200223 |
| Base 4 | 21133122314 | 21133123134 |
| Base 5 | 1244004425 | 1244010125 |
| Base 6 | 211553416 | 211553556 |
| Base 7 | 52002557 | 52003017 |
| Base 8 | 22766558 | 22766678 |
| Base 9 | 11471879 | 11472089 |
| Base 10 | 62199710 | 62200710 |
| Base 11 | 39535211 | 39536111 |
| Base 12 | 25bb5112 | 25bb5b12 |
| Base 13 | 18a15c13 | 18a16913 |
| Base 14 | 12296514 | 12297114 |
| Base 15 | c446715 | c447215 |
| Base 16 | 97dad16 | 97db716 |