Compare 313 vs 315
| Property | 313 | 315 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 4 |
| Prime factorization | 3131 | 32 × 51 × 71 |
| Prime factorization | 313 | 3 × 3 × 5 × 7 |
| Divisors count | 2 | 12 |
| Divisors | 1, 313 | 1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315 |
| Number of properties | 15 | 0 |
| Additive primes | 37th | |
| Centered square primes | 7th | |
| Cousin primes (1st member) | 19th | |
| Happy primes | 16th | |
| Left-truncatable primes | 23rd | |
| Long primes | 24th | |
| Palindromic primes | 11th | |
| Primes | 65th | |
| Prime triplets (2nd member) | 19th | |
| Prime triplets (3rd member) | 18th | |
| Pythagorean primes | 30th | |
| Right-truncatable primes | 18th | |
| Sexy primes (2nd member) | 35th | |
| Twin primes (2nd member) | 20th | |
| Two-sided primes | 9th | |
| Roman numberals | CCCXIII | CCCXV |
| Base 2 | 1001110012 | 1001110112 |
| Base 3 | 1021213 | 1022003 |
| Base 4 | 103214 | 103234 |
| Base 5 | 22235 | 22305 |
| Base 6 | 12416 | 12436 |
| Base 7 | 6257 | 6307 |
| Base 8 | 4718 | 4738 |
| Base 9 | 3779 | 3809 |
| Base 10 | 31310 | 31510 |
| Base 11 | 26511 | 26711 |
| Base 12 | 22112 | 22312 |
| Base 13 | 1b113 | 1b313 |
| Base 14 | 18514 | 18714 |
| Base 15 | 15d15 | 16015 |
| Base 16 | 13916 | 13b16 |