Compare 2531 vs 12251
| Property | 2531 | 12251 | 
|---|---|---|
| Type | prime | prime | 
| Unique factors | 1 | 1 | 
| Total factors | 1 | 1 | 
| Prime factorization | 25311 | 122511 | 
| Prime factorization | 2531 | 12251 | 
| Divisors count | 2 | 2 | 
| Divisors | 1, 2531 | 1, 12251 | 
| Number of properties | 7 | 6 | 
| Additive primes | 193rd | 705th | 
| Centered decagonal primes | 16th | 27th | 
| Chen primes | 223rd | 750th | 
| Good primes | 72nd | |
| Harmonic primes | 139th | |
| Isolated primes | 227th | |
| Long primes | 568th | |
| Primes | 370th | 1464th | 
| Twin primes (1st member) | 241st | |
| Roman numberals | MMDXXXI | |
| Base 2 | 1001111000112 | 101111110110112 | 
| Base 3 | 101102023 | 1212102023 | 
| Base 4 | 2132034 | 23331234 | 
| Base 5 | 401115 | 3430015 | 
| Base 6 | 154156 | 1324156 | 
| Base 7 | 102447 | 505017 | 
| Base 8 | 47438 | 277338 | 
| Base 9 | 34229 | 177229 | 
| Base 10 | 253110 | 1225110 | 
| Base 11 | 19a111 | 922811 | 
| Base 12 | 156b12 | 710b12 | 
| Base 13 | 11c913 | 576513 | 
| Base 14 | ccb14 | 467114 | 
| Base 15 | b3b15 | 396b15 | 
| Base 16 | 9e316 | 2fdb16 |