Compare 642233 vs 642245
| Property | 642233 | 642245 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 6422331 | 51 × 1284491 |
| Prime factorization | 642233 | 5 × 128449 |
| Divisors count | 2 | 4 |
| Divisors | 1, 642233 | 1, 5, 128449, 642245 |
| Number of properties | 4 | 1 |
| Isolated primes | 40942nd | |
| Primes | 52241st | |
| Semiprimes | 137600th | |
| Sophie germain primes | 5323rd | |
| Ulam primes | 3831st | |
| Roman numberals | ||
| Base 2 | 100111001100101110012 | 100111001100110001012 |
| Base 3 | 10121212221023 | 10121212222123 |
| Base 4 | 21303023214 | 21303030114 |
| Base 5 | 1310224135 | 1310224405 |
| Base 6 | 214331456 | 214332056 |
| Base 7 | 53132547 | 53133027 |
| Base 8 | 23462718 | 23463058 |
| Base 9 | 11778729 | 11778859 |
| Base 10 | 64223310 | 64224510 |
| Base 11 | 3a957911 | 3a958a11 |
| Base 12 | 26b7b512 | 26b80512 |
| Base 13 | 19642713 | 19643613 |
| Base 14 | 12a09b14 | 12a0a914 |
| Base 15 | ca45815 | ca46515 |
| Base 16 | 9ccb916 | 9ccc516 |