Compare 2539 vs 2687
| Property | 2539 | 2687 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 25391 | 26871 |
| Prime factorization | 2539 | 2687 |
| Divisors count | 2 | 2 |
| Divisors | 1, 2539 | 1, 2687 |
| Number of properties | 6 | 11 |
| Additive primes | 194th | 205th |
| Chen primes | 234th | |
| Cousin primes (1st member) | 77th | |
| Cousin primes (2nd member) | 80th | |
| Good primes | 73rd | 79th |
| Isolated primes | 228th | |
| Long primes | 146th | 156th |
| Primes | 371st | 390th |
| Prime triplets (1st member) | 59th | |
| Prime triplets (2nd member) | 58th | |
| Sexy primes (1st member) | 158th | |
| Sexy prime triplets (1st member) | 58th | |
| Twin primes (1st member) | 76th | |
| Roman numberals | MMDXXXIX | MMDCLXXXVII |
| Base 2 | 1001111010112 | 1010011111112 |
| Base 3 | 101110013 | 102001123 |
| Base 4 | 2132234 | 2213334 |
| Base 5 | 401245 | 412225 |
| Base 6 | 154316 | 202356 |
| Base 7 | 102557 | 105567 |
| Base 8 | 47538 | 51778 |
| Base 9 | 34319 | 36159 |
| Base 10 | 253910 | 268710 |
| Base 11 | 19a911 | 202311 |
| Base 12 | 157712 | 167b12 |
| Base 13 | 120413 | 12b913 |
| Base 14 | cd514 | d9d14 |
| Base 15 | b4415 | be215 |
| Base 16 | 9eb16 | a7f16 |