Compare 165 vs 167
| Property | 165 | 167 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 31 × 51 × 111 | 1671 |
| Prime factorization | 3 × 5 × 11 | 167 |
| Divisors count | 8 | 2 |
| Divisors | 1, 3, 5, 11, 15, 33, 55, 165 | 1, 167 |
| Number of properties | 0 | 11 |
| Chen primes | 31st | |
| Cousin primes (2nd member) | 13th | |
| Emirps | 13th | |
| Happy primes | 11th | |
| Isolated primes | 16th | |
| Left-truncatable primes | 18th | |
| Long primes | 14th | |
| Primes | 39th | |
| Safe primes | 9th | |
| Sexy primes (1st member) | 23rd | |
| Sexy prime triplets (1st member) | 13th | |
| Roman numberals | CLXV | CLXVII |
| Base 2 | 101001012 | 101001112 |
| Base 3 | 200103 | 200123 |
| Base 4 | 22114 | 22134 |
| Base 5 | 11305 | 11325 |
| Base 6 | 4336 | 4356 |
| Base 7 | 3247 | 3267 |
| Base 8 | 2458 | 2478 |
| Base 9 | 2039 | 2059 |
| Base 10 | 16510 | 16710 |
| Base 11 | 14011 | 14211 |
| Base 12 | 11912 | 11b12 |
| Base 13 | c913 | cb13 |
| Base 14 | bb14 | bd14 |
| Base 15 | b015 | b215 |
| Base 16 | a516 | a716 |