Compare 1553 vs 1559
| Property | 1553 | 1559 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 15531 | 15591 |
| Prime factorization | 1553 | 1559 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1553 | 1, 1559 |
| Number of properties | 8 | 6 |
| Chen primes | 156th | 157th |
| Cousin primes (2nd member) | 54th | |
| Emirps | 75th | |
| Isolated primes | 146th | 147th |
| Long primes | 94th | |
| Primes | 245th | 246th |
| Pythagorean primes | 118th | |
| Sexy primes (1st member) | 107th | |
| Sexy primes (2nd member) | 107th | |
| Sophie germain primes | 52nd | |
| Ulam primes | 23rd | |
| Roman numberals | MDLIII | MDLIX |
| Base 2 | 110000100012 | 110000101112 |
| Base 3 | 20101123 | 20102023 |
| Base 4 | 1201014 | 1201134 |
| Base 5 | 222035 | 222145 |
| Base 6 | 111056 | 111156 |
| Base 7 | 43467 | 43557 |
| Base 8 | 30218 | 30278 |
| Base 9 | 21159 | 21229 |
| Base 10 | 155310 | 155910 |
| Base 11 | 119211 | 119811 |
| Base 12 | a9512 | a9b12 |
| Base 13 | 92613 | 92c13 |
| Base 14 | 7cd14 | 7d514 |
| Base 15 | 6d815 | 6de15 |
| Base 16 | 61116 | 61716 |