Compare 2539 vs 2689
| Property | 2539 | 2689 | 
|---|---|---|
| Type | prime | prime | 
| Unique factors | 1 | 1 | 
| Total factors | 1 | 1 | 
| Prime factorization | 25391 | 26891 | 
| Prime factorization | 2539 | 2689 | 
| Divisors count | 2 | 2 | 
| Divisors | 1, 2539 | 1, 2689 | 
| Number of properties | 6 | 11 | 
| Additive primes | 194th | |
| Cousin primes (1st member) | 77th | 81st | 
| Good primes | 73rd | |
| Isolated primes | 228th | |
| Long primes | 146th | |
| Lucky primes | 85th | |
| Primes | 371st | 391st | 
| 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 | |
| Roman numberals | MMDXXXIX | MMDCLXXXIX | 
| Base 2 | 1001111010112 | 1010100000012 | 
| Base 3 | 101110013 | 102001213 | 
| Base 4 | 2132234 | 2220014 | 
| Base 5 | 401245 | 412245 | 
| Base 6 | 154316 | 202416 | 
| Base 7 | 102557 | 105617 | 
| Base 8 | 47538 | 52018 | 
| Base 9 | 34319 | 36179 | 
| Base 10 | 253910 | 268910 | 
| Base 11 | 19a911 | 202511 | 
| Base 12 | 157712 | 168112 | 
| Base 13 | 120413 | 12bb13 | 
| Base 14 | cd514 | da114 | 
| Base 15 | b4415 | be415 | 
| Base 16 | 9eb16 | a8116 |