Compare 313 vs 409
| Property | 313 | 409 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 3131 | 4091 |
| Prime factorization | 313 | 409 |
| Divisors count | 2 | 2 |
| Divisors | 1, 313 | 1, 409 |
| Number of properties | 15 | 9 |
| Additive primes | 37th | 47th |
| Centered square primes | 7th | |
| Centered triangular primes | 5th | |
| Chen primes | 57th | |
| Cousin primes (1st member) | 19th | |
| Happy primes | 16th | 22nd |
| Isolated primes | 39th | |
| Left-truncatable primes | 23rd | |
| Long primes | 24th | |
| Lucky primes | 22nd | |
| Palindromic primes | 11th | |
| Primes | 65th | 80th |
| Prime triplets (2nd member) | 19th | |
| Prime triplets (3rd member) | 18th | |
| Pythagorean primes | 30th | 39th |
| Right-truncatable primes | 18th | |
| Sexy primes (2nd member) | 35th | |
| Twin primes (2nd member) | 20th | |
| Two-sided primes | 9th | |
| Ulam primes | 11th | |
| Roman numberals | CCCXIII | CDIX |
| Base 2 | 1001110012 | 1100110012 |
| Base 3 | 1021213 | 1200113 |
| Base 4 | 103214 | 121214 |
| Base 5 | 22235 | 31145 |
| Base 6 | 12416 | 15216 |
| Base 7 | 6257 | 11237 |
| Base 8 | 4718 | 6318 |
| Base 9 | 3779 | 5049 |
| Base 10 | 31310 | 40910 |
| Base 11 | 26511 | 34211 |
| Base 12 | 22112 | 2a112 |
| Base 13 | 1b113 | 25613 |
| Base 14 | 18514 | 21314 |
| Base 15 | 15d15 | 1c415 |
| Base 16 | 13916 | 19916 |