Compare 1361 vs 2531
| Property | 1361 | 2531 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 13611 | 25311 |
| Prime factorization | 1361 | 2531 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1361 | 1, 2531 |
| Number of properties | 9 | 7 |
| Additive primes | 120th | 193rd |
| Centered decagonal primes | 12th | 16th |
| Chen primes | 142nd | 223rd |
| Good primes | 72nd | |
| Harmonic primes | 139th | |
| Isolated primes | 127th | 227th |
| Mills primes | 3rd | |
| Primes | 218th | 370th |
| Pythagorean primes | 107th | |
| Sexy primes (1st member) | 95th | |
| Sexy prime triplets (1st member) | 36th | |
| Roman numberals | MCCCLXI | MMDXXXI |
| Base 2 | 101010100012 | 1001111000112 |
| Base 3 | 12121023 | 101102023 |
| Base 4 | 1111014 | 2132034 |
| Base 5 | 204215 | 401115 |
| Base 6 | 101456 | 154156 |
| Base 7 | 36537 | 102447 |
| Base 8 | 25218 | 47438 |
| Base 9 | 17729 | 34229 |
| Base 10 | 136110 | 253110 |
| Base 11 | 102811 | 19a111 |
| Base 12 | 95512 | 156b12 |
| Base 13 | 80913 | 11c913 |
| Base 14 | 6d314 | ccb14 |
| Base 15 | 60b15 | b3b15 |
| Base 16 | 55116 | 9e316 |