Compare 197 vs 227
| Property | 197 | 227 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1971 | 2271 |
| Prime factorization | 197 | 227 |
| Divisors count | 2 | 2 |
| Divisors | 1, 197 | 1, 227 |
| Number of properties | 13 | 11 |
| Additive primes | 26th | 29th |
| Centered heptagonal primes | 3rd | |
| Chen primes | 35th | 38th |
| Cousin primes (2nd member) | 14th | 15th |
| Good primes | 18th | |
| Left-truncatable primes | 20th | |
| Primes | 45th | 49th |
| Prime quadruplets (3rd member) | 4th | |
| Prime triplets (1st member) | 16th | |
| Prime triplets (2nd member) | 14th | 15th |
| Prime triplets (3rd member) | 13th | |
| Pythagorean primes | 21st | |
| Safe primes | 11th | |
| Sexy primes (1st member) | 28th | |
| Sexy primes (2nd member) | 25th | |
| Sexy prime triplets (1st member) | 14th | |
| Twin primes (1st member) | 15th | 16th |
| Ulam primes | 9th | |
| Roman numberals | CXCVII | CCXXVII |
| Base 2 | 110001012 | 111000112 |
| Base 3 | 210223 | 221023 |
| Base 4 | 30114 | 32034 |
| Base 5 | 12425 | 14025 |
| Base 6 | 5256 | 10156 |
| Base 7 | 4017 | 4437 |
| Base 8 | 3058 | 3438 |
| Base 9 | 2389 | 2729 |
| Base 10 | 19710 | 22710 |
| Base 11 | 16a11 | 19711 |
| Base 12 | 14512 | 16b12 |
| Base 13 | 12213 | 14613 |
| Base 14 | 10114 | 12314 |
| Base 15 | d215 | 10215 |
| Base 16 | c516 | e316 |