Compare 227 vs 557
| Property | 227 | 557 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2271 | 5571 |
| Prime factorization | 227 | 557 |
| Divisors count | 2 | 2 |
| Divisors | 1, 227 | 1, 557 |
| Number of properties | 11 | 9 |
| Additive primes | 29th | 55th |
| Chen primes | 38th | 72nd |
| Cousin primes (2nd member) | 15th | |
| Good primes | 18th | 29th |
| Harmonic primes | 43rd | |
| Isolated primes | 53rd | |
| Primes | 49th | 102nd |
| Prime triplets (1st member) | 16th | |
| Prime triplets (2nd member) | 15th | |
| Pythagorean primes | 48th | |
| Safe primes | 11th | |
| Sexy primes (1st member) | 28th | 49th |
| Sexy prime triplets (1st member) | 14th | 20th |
| Twin primes (1st member) | 16th | |
| Roman numberals | CCXXVII | DLVII |
| Base 2 | 111000112 | 10001011012 |
| Base 3 | 221023 | 2021223 |
| Base 4 | 32034 | 202314 |
| Base 5 | 14025 | 42125 |
| Base 6 | 10156 | 23256 |
| Base 7 | 4437 | 14247 |
| Base 8 | 3438 | 10558 |
| Base 9 | 2729 | 6789 |
| Base 10 | 22710 | 55710 |
| Base 11 | 19711 | 46711 |
| Base 12 | 16b12 | 3a512 |
| Base 13 | 14613 | 33b13 |
| Base 14 | 12314 | 2bb14 |
| Base 15 | 10215 | 27215 |
| Base 16 | e316 | 22d16 |