Compare 149855 vs 149867
| Property | 149855 | 149867 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 4 | 1 |
| Total factors | 4 | 1 |
| Prime factorization | 51 × 171 × 411 × 431 | 1498671 |
| Prime factorization | 5 × 17 × 41 × 43 | 149867 |
| Divisors count | 16 | 2 |
| Divisors | 1, 5, 17, 41, 43, 85, 205, 215, 697, 731, 1763, 3485, 3655, 8815, 29971, 149855 | 1, 149867 |
| Number of properties | 0 | 9 |
| Chen primes | 5929th | |
| Emirps | 2950th | |
| Isolated primes | 10440th | |
| Primes | 13837th | |
| Safe primes | 921st | |
| Sexy primes (1st member) | 3387th | |
| Sexy primes (2nd member) | 3386th | |
| Sexy prime triplets (2nd member) | 707th | |
| Ulam primes | 985th | |
| Roman numberals | ||
| Base 2 | 1001001001010111112 | 1001001001011010112 |
| Base 3 | 211211200123 | 211211201223 |
| Base 4 | 2102111334 | 2102112234 |
| Base 5 | 142434105 | 142434325 |
| Base 6 | 31134356 | 31134556 |
| Base 7 | 11626167 | 11626347 |
| Base 8 | 4445378 | 4445538 |
| Base 9 | 2475059 | 2475189 |
| Base 10 | 14985510 | 14986710 |
| Base 11 | a265211 | a266311 |
| Base 12 | 7287b12 | 7288b12 |
| Base 13 | 5329413 | 532a313 |
| Base 14 | 3c87d14 | 3c88b14 |
| Base 15 | 2e60515 | 2e61215 |
| Base 16 | 2495f16 | 2496b16 |