Compare 2539 vs 2647
| Property | 2539 | 2647 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 25391 | 26471 |
| Prime factorization | 2539 | 2647 |
| Divisors count | 2 | 2 |
| Divisors | 1, 2539 | 1, 2647 |
| Number of properties | 6 | 9 |
| Additive primes | 194th | 202nd |
| Centered heptagonal primes | 9th | |
| Chen primes | 231st | |
| Cousin primes (1st member) | 77th | |
| Good primes | 73rd | 75th |
| Isolated primes | 228th | 236th |
| Left-truncatable primes | 69th | |
| Long primes | 146th | |
| Lucky primes | 83rd | |
| Primes | 371st | 383rd |
| Super primes | 76th | |
| Roman numberals | MMDXXXIX | MMDCXLVII |
| Base 2 | 1001111010112 | 1010010101112 |
| Base 3 | 101110013 | 101220013 |
| Base 4 | 2132234 | 2211134 |
| Base 5 | 401245 | 410425 |
| Base 6 | 154316 | 201316 |
| Base 7 | 102557 | 105017 |
| Base 8 | 47538 | 51278 |
| Base 9 | 34319 | 35619 |
| Base 10 | 253910 | 264710 |
| Base 11 | 19a911 | 1a9711 |
| Base 12 | 157712 | 164712 |
| Base 13 | 120413 | 128813 |
| Base 14 | cd514 | d7114 |
| Base 15 | b4415 | bb715 |
| Base 16 | 9eb16 | a5716 |