Compare 163 vs 457
| Property | 163 | 457 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1631 | 4571 |
| Prime factorization | 163 | 457 |
| Divisors count | 2 | 2 |
| Divisors | 1, 163 | 1, 457 |
| Number of properties | 7 | 6 |
| Cousin primes (1st member) | 13th | 24th |
| Isolated primes | 15th | 43rd |
| Lucky primes | 12th | |
| Pierpont primes | 12th | |
| Primes | 38th | 88th |
| Prime triplets (1st member) | 21st | |
| Pythagorean primes | 43rd | |
| Sexy primes (1st member) | 45th | |
| Sexy primes (2nd member) | 22nd | |
| Sexy prime triplets (3rd member) | 12th | |
| Roman numberals | CLXIII | CDLVII |
| Base 2 | 101000112 | 1110010012 |
| Base 3 | 200013 | 1212213 |
| Base 4 | 22034 | 130214 |
| Base 5 | 11235 | 33125 |
| Base 6 | 4316 | 20416 |
| Base 7 | 3227 | 12227 |
| Base 8 | 2438 | 7118 |
| Base 9 | 2019 | 5579 |
| Base 10 | 16310 | 45710 |
| Base 11 | 13911 | 38611 |
| Base 12 | 11712 | 32112 |
| Base 13 | c713 | 29213 |
| Base 14 | b914 | 24914 |
| Base 15 | ad15 | 20715 |
| Base 16 | a316 | 1c916 |