Compare 1259 vs 1261
| Property | 1259 | 1261 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 12591 | 131 × 971 |
| Prime factorization | 1259 | 13 × 97 |
| Divisors count | 2 | 4 |
| Divisors | 1, 1259 | 1, 13, 97, 1261 |
| Number of properties | 6 | 1 |
| Additive primes | 110th | |
| Chen primes | 133rd | |
| Emirps | 59th | |
| Isolated primes | 122nd | |
| Long primes | 79th | |
| Primes | 205th | |
| Semiprimes | 371st | |
| Roman numberals | MCCLIX | MCCLXI |
| Base 2 | 100111010112 | 100111011012 |
| Base 3 | 12011223 | 12012013 |
| Base 4 | 1032234 | 1032314 |
| Base 5 | 200145 | 200215 |
| Base 6 | 54556 | 55016 |
| Base 7 | 34467 | 34517 |
| Base 8 | 23538 | 23558 |
| Base 9 | 16489 | 16519 |
| Base 10 | 125910 | 126110 |
| Base 11 | a4511 | a4711 |
| Base 12 | 88b12 | 89112 |
| Base 13 | 75b13 | 76013 |
| Base 14 | 65d14 | 66114 |
| Base 15 | 58e15 | 59115 |
| Base 16 | 4eb16 | 4ed16 |