Compare 642967 vs 642973
| Property | 642967 | 642973 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 131 × 494591 | 6429731 |
| Prime factorization | 13 × 49459 | 642973 |
| Divisors count | 4 | 2 |
| Divisors | 1, 13, 49459, 642967 | 1, 642973 |
| Number of properties | 1 | 4 |
| Additive primes | 20436th | |
| Cousin primes (1st member) | 5646th | |
| Isolated primes | 40979th | |
| Primes | 52288th | |
| Semiprimes | 137766th | |
| Roman numberals | ||
| Base 2 | 100111001111100101112 | 100111001111100111012 |
| Base 3 | 10121222221213 | 10121222222113 |
| Base 4 | 21303321134 | 21303321314 |
| Base 5 | 1310333325 | 1310333435 |
| Base 6 | 214404116 | 214404216 |
| Base 7 | 53153537 | 53153627 |
| Base 8 | 23476278 | 23476358 |
| Base 9 | 11788779 | 11788849 |
| Base 10 | 64296710 | 64297310 |
| Base 11 | 3aa08611 | 3aa09111 |
| Base 12 | 27010712 | 27011112 |
| Base 13 | 19687013 | 19687613 |
| Base 14 | 12a46314 | 12a46914 |
| Base 15 | ca79715 | ca79d15 |
| Base 16 | 9cf9716 | 9cf9d16 |