Compare 42451 vs 42459
| Property | 42451 | 42459 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 424511 | 31 × 141531 |
| Prime factorization | 42451 | 3 × 14153 |
| Divisors count | 2 | 4 |
| Divisors | 1, 42451 | 1, 3, 14153, 42459 |
| Number of properties | 6 | 1 |
| Isolated primes | 3206th | |
| Lucky primes | 648th | |
| Primes | 4439th | |
| Semiprimes | 10346th | |
| Sexy primes (1st member) | 1259th | |
| Sexy prime triplets (1st member) | 307th | |
| Ulam primes | 335th | |
| Roman numberals | ||
| Base 2 | 10100101110100112 | 10100101110110112 |
| Base 3 | 20110200213 | 20110201203 |
| Base 4 | 221131034 | 221131234 |
| Base 5 | 23243015 | 23243145 |
| Base 6 | 5243116 | 5243236 |
| Base 7 | 2345237 | 2345347 |
| Base 8 | 1227238 | 1227338 |
| Base 9 | 642079 | 642169 |
| Base 10 | 4245110 | 4245910 |
| Base 11 | 2999211 | 2999a11 |
| Base 12 | 2069712 | 206a312 |
| Base 13 | 1642613 | 1643113 |
| Base 14 | 1168314 | 1168b14 |
| Base 15 | c8a115 | c8a915 |
| Base 16 | a5d316 | a5db16 |