Compare 167 vs 331
| Property | 167 | 331 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1671 | 3311 |
| Prime factorization | 167 | 331 |
| Divisors count | 2 | 2 |
| Divisors | 1, 167 | 1, 331 |
| Number of properties | 11 | 10 |
| Additive primes | 39th | |
| Chen primes | 31st | |
| Cousin primes (2nd member) | 13th | |
| Cuban primes 1 | 7th | |
| Emirps | 13th | |
| Good primes | 24th | |
| Happy primes | 11th | 17th |
| Harmonic primes | 28th | |
| Isolated primes | 16th | 28th |
| Left-truncatable primes | 18th | |
| Long primes | 14th | |
| Lucky primes | 19th | |
| Primes | 39th | 67th |
| Safe primes | 9th | |
| Sexy primes (1st member) | 23rd | 37th |
| Sexy prime triplets (1st member) | 13th | |
| Super primes | 19th | |
| Roman numberals | CLXVII | CCCXXXI |
| Base 2 | 101001112 | 1010010112 |
| Base 3 | 200123 | 1100213 |
| Base 4 | 22134 | 110234 |
| Base 5 | 11325 | 23115 |
| Base 6 | 4356 | 13116 |
| Base 7 | 3267 | 6527 |
| Base 8 | 2478 | 5138 |
| Base 9 | 2059 | 4079 |
| Base 10 | 16710 | 33110 |
| Base 11 | 14211 | 28111 |
| Base 12 | 11b12 | 23712 |
| Base 13 | cb13 | 1c613 |
| Base 14 | bd14 | 19914 |
| Base 15 | b215 | 17115 |
| Base 16 | a716 | 14b16 |