Compare 2689 vs 2731
| Property | 2689 | 2731 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 26891 | 27311 |
| Prime factorization | 2689 | 2731 |
| Divisors count | 2 | 2 |
| Divisors | 1, 2689 | 1, 2731 |
| Number of properties | 11 | 6 |
| Additive primes | 209th | |
| Chen primes | 239th | |
| Cousin primes (1st member) | 81st | |
| Long primes | 159th | |
| Lucky primes | 85th | |
| Primes | 391st | 399th |
| Prime triplets (2nd member) | 59th | |
| Prime triplets (3rd member) | 58th | |
| Proth primes | 23rd | |
| Pythagorean primes | 191st | |
| Sexy primes (2nd member) | 157th | |
| Sexy prime quadrupletss (4th member) | 14th | |
| Sexy prime triplets (3rd member) | 57th | |
| Twin primes (2nd member) | 76th | 78th |
| Wagstaff primes | 5th | |
| Roman numberals | MMDCLXXXIX | MMDCCXXXI |
| Base 2 | 1010100000012 | 1010101010112 |
| Base 3 | 102001213 | 102020113 |
| Base 4 | 2220014 | 2222234 |
| Base 5 | 412245 | 414115 |
| Base 6 | 202416 | 203516 |
| Base 7 | 105617 | 106517 |
| Base 8 | 52018 | 52538 |
| Base 9 | 36179 | 36649 |
| Base 10 | 268910 | 273110 |
| Base 11 | 202511 | 206311 |
| Base 12 | 168112 | 16b712 |
| Base 13 | 12bb13 | 132113 |
| Base 14 | da114 | dd114 |
| Base 15 | be415 | c2115 |
| Base 16 | a8116 | aab16 |