Compare 167 vs 172
| Property | 167 | 172 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 2 |
| Total factors | 1 | 3 |
| Prime factorization | 1671 | 22 × 431 |
| Prime factorization | 167 | 2 × 2 × 43 |
| Divisors count | 2 | 6 |
| Divisors | 1, 167 | 1, 2, 4, 43, 86, 172 |
| Number of properties | 11 | 0 |
| 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 | CLXVII | CLXXII |
| Base 2 | 101001112 | 101011002 |
| Base 3 | 200123 | 201013 |
| Base 4 | 22134 | 22304 |
| Base 5 | 11325 | 11425 |
| Base 6 | 4356 | 4446 |
| Base 7 | 3267 | 3347 |
| Base 8 | 2478 | 2548 |
| Base 9 | 2059 | 2119 |
| Base 10 | 16710 | 17210 |
| Base 11 | 14211 | 14711 |
| Base 12 | 11b12 | 12412 |
| Base 13 | cb13 | 10313 |
| Base 14 | bd14 | c414 |
| Base 15 | b215 | b715 |
| Base 16 | a716 | ac16 |