Compare 397 vs 577
| Property | 397 | 577 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 3971 | 5771 |
| Prime factorization | 397 | 577 |
| Divisors count | 2 | 2 |
| Divisors | 1, 397 | 1, 577 |
| Number of properties | 8 | 11 |
| Additive primes | 45th | 57th |
| Chen primes | 76th | |
| Cousin primes (1st member) | 22nd | |
| Cuban primes 1 | 8th | |
| Happy primes | 21st | |
| Isolated primes | 37th | 55th |
| Left-truncatable primes | 31st | |
| Long primes | 40th | |
| Lucky primes | 28th | |
| Pierpont primes | 17th | |
| Primes | 78th | 106th |
| Proth primes | 13th | |
| Pythagorean primes | 37th | 50th |
| Sexy primes (2nd member) | 51st | |
| Solinas primes | 40th | |
| Roman numberals | CCCXCVII | DLXXVII |
| Base 2 | 1100011012 | 10010000012 |
| Base 3 | 1122013 | 2101013 |
| Base 4 | 120314 | 210014 |
| Base 5 | 30425 | 43025 |
| Base 6 | 15016 | 24016 |
| Base 7 | 11057 | 14537 |
| Base 8 | 6158 | 11018 |
| Base 9 | 4819 | 7119 |
| Base 10 | 39710 | 57710 |
| Base 11 | 33111 | 48511 |
| Base 12 | 29112 | 40112 |
| Base 13 | 24713 | 35513 |
| Base 14 | 20514 | 2d314 |
| Base 15 | 1b715 | 28715 |
| Base 16 | 18d16 | 24116 |