Compare 8158 vs 8167
| Property | 8158 | 8167 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 21 × 40791 | 81671 |
| Prime factorization | 2 × 4079 | 8167 |
| Divisors count | 4 | 2 |
| Divisors | 1, 2, 4079, 8158 | 1, 8167 |
| Number of properties | 1 | 7 |
| Cousin primes (1st member) | 173rd | |
| Good primes | 152nd | |
| Isolated primes | 672nd | |
| Left-truncatable primes | 136th | |
| Primes | 1025th | |
| Semiprimes | 2179th | |
| Sexy primes (2nd member) | 351st | |
| Ulam primes | 75th | |
| Roman numberals | ||
| Base 2 | 11111110111102 | 11111111001112 |
| Base 3 | 1020120113 | 1020121113 |
| Base 4 | 13331324 | 13332134 |
| Base 5 | 2301135 | 2301325 |
| Base 6 | 1014346 | 1014516 |
| Base 7 | 325337 | 325457 |
| Base 8 | 177368 | 177478 |
| Base 9 | 121649 | 121749 |
| Base 10 | 815810 | 816710 |
| Base 11 | 614711 | 615511 |
| Base 12 | 487a12 | 488712 |
| Base 13 | 393713 | 394313 |
| Base 14 | 2d8a14 | 2d9514 |
| Base 15 | 263d15 | 264715 |
| Base 16 | 1fde16 | 1fe716 |