Compare 2539 vs 2540
| Property | 2539 | 2540 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 4 |
| Prime factorization | 25391 | 22 × 51 × 1271 |
| Prime factorization | 2539 | 2 × 2 × 5 × 127 |
| Divisors count | 2 | 12 |
| Divisors | 1, 2539 | 1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540 |
| Number of properties | 6 | 0 |
| Additive primes | 194th | |
| Cousin primes (1st member) | 77th | |
| Good primes | 73rd | |
| Isolated primes | 228th | |
| Long primes | 146th | |
| Primes | 371st | |
| Roman numberals | MMDXXXIX | MMDXL |
| Base 2 | 1001111010112 | 1001111011002 |
| Base 3 | 101110013 | 101110023 |
| Base 4 | 2132234 | 2132304 |
| Base 5 | 401245 | 401305 |
| Base 6 | 154316 | 154326 |
| Base 7 | 102557 | 102567 |
| Base 8 | 47538 | 47548 |
| Base 9 | 34319 | 34329 |
| Base 10 | 253910 | 254010 |
| Base 11 | 19a911 | 19aa11 |
| Base 12 | 157712 | 157812 |
| Base 13 | 120413 | 120513 |
| Base 14 | cd514 | cd614 |
| Base 15 | b4415 | b4515 |
| Base 16 | 9eb16 | 9ec16 |