Compare 167 vs 647
| Property | 167 | 647 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1671 | 6471 |
| Prime factorization | 167 | 647 |
| Divisors count | 2 | 2 |
| Divisors | 1, 167 | 1, 647 |
| Number of properties | 11 | 15 |
| Additive primes | 64th | |
| Chen primes | 31st | 82nd |
| Class 1+ primes | 17th | |
| Cousin primes (2nd member) | 13th | 29th |
| Emirps | 13th | |
| Happy primes | 11th | |
| Isolated primes | 16th | 61st |
| Left-truncatable primes | 18th | 39th |
| Long primes | 14th | 43rd |
| Pierpont primes of the 2nd kind | 17th | |
| Primes | 39th | 118th |
| Prime triplets (3rd member) | 24th | |
| Safe primes | 9th | |
| Sexy primes (1st member) | 23rd | 58th |
| Sexy primes (2nd member) | 57th | |
| Sexy prime quadrupletss (2nd member) | 7th | |
| Sexy prime triplets (1st member) | 13th | 25th |
| Sexy prime triplets (2nd member) | 24th | |
| Roman numberals | CLXVII | DCXLVII |
| Base 2 | 101001112 | 10100001112 |
| Base 3 | 200123 | 2122223 |
| Base 4 | 22134 | 220134 |
| Base 5 | 11325 | 100425 |
| Base 6 | 4356 | 25556 |
| Base 7 | 3267 | 16137 |
| Base 8 | 2478 | 12078 |
| Base 9 | 2059 | 7889 |
| Base 10 | 16710 | 64710 |
| Base 11 | 14211 | 53911 |
| Base 12 | 11b12 | 45b12 |
| Base 13 | cb13 | 3aa13 |
| Base 14 | bd14 | 34314 |
| Base 15 | b215 | 2d215 |
| Base 16 | a716 | 28716 |