Compare 642227 vs 642233
| Property | 642227 | 642233 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 311 × 207171 | 6422331 |
| Prime factorization | 31 × 20717 | 642233 |
| Divisors count | 4 | 2 |
| Divisors | 1, 31, 20717, 642227 | 1, 642233 |
| Number of properties | 1 | 4 |
| Isolated primes | 40942nd | |
| Primes | 52241st | |
| Semiprimes | 137599th | |
| Sophie germain primes | 5323rd | |
| Ulam primes | 3831st | |
| Roman numberals | ||
| Base 2 | 100111001100101100112 | 100111001100101110012 |
| Base 3 | 10121212220123 | 10121212221023 |
| Base 4 | 21303023034 | 21303023214 |
| Base 5 | 1310224025 | 1310224135 |
| Base 6 | 214331356 | 214331456 |
| Base 7 | 53132457 | 53132547 |
| Base 8 | 23462638 | 23462718 |
| Base 9 | 11778659 | 11778729 |
| Base 10 | 64222710 | 64223310 |
| Base 11 | 3a957311 | 3a957911 |
| Base 12 | 26b7ab12 | 26b7b512 |
| Base 13 | 19642113 | 19642713 |
| Base 14 | 12a09514 | 12a09b14 |
| Base 15 | ca45215 | ca45815 |
| Base 16 | 9ccb316 | 9ccb916 |