Compare 313 vs 397
| Property | 313 | 397 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 3131 | 3971 |
| Prime factorization | 313 | 397 |
| Divisors count | 2 | 2 |
| Divisors | 1, 313 | 1, 397 |
| Number of properties | 15 | 8 |
| Additive primes | 37th | 45th |
| Centered square primes | 7th | |
| Cousin primes (1st member) | 19th | 22nd |
| Cuban primes 1 | 8th | |
| Happy primes | 16th | 21st |
| Isolated primes | 37th | |
| Left-truncatable primes | 23rd | 31st |
| Long primes | 24th | |
| Palindromic primes | 11th | |
| Primes | 65th | 78th |
| Prime triplets (2nd member) | 19th | |
| Prime triplets (3rd member) | 18th | |
| Pythagorean primes | 30th | 37th |
| Right-truncatable primes | 18th | |
| Sexy primes (2nd member) | 35th | |
| Twin primes (2nd member) | 20th | |
| Two-sided primes | 9th | |
| Roman numberals | CCCXIII | CCCXCVII |
| Base 2 | 1001110012 | 1100011012 |
| Base 3 | 1021213 | 1122013 |
| Base 4 | 103214 | 120314 |
| Base 5 | 22235 | 30425 |
| Base 6 | 12416 | 15016 |
| Base 7 | 6257 | 11057 |
| Base 8 | 4718 | 6158 |
| Base 9 | 3779 | 4819 |
| Base 10 | 31310 | 39710 |
| Base 11 | 26511 | 33111 |
| Base 12 | 22112 | 29112 |
| Base 13 | 1b113 | 24713 |
| Base 14 | 18514 | 20514 |
| Base 15 | 15d15 | 1b715 |
| Base 16 | 13916 | 18d16 |