Compare 431 vs 1553
| Property | 431 | 1553 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 4311 | 15531 |
| Prime factorization | 431 | 1553 |
| Divisors count | 2 | 2 |
| Divisors | 1, 431 | 1, 1553 |
| Number of properties | 10 | 8 |
| Chen primes | 59th | 156th |
| Class 1+ primes | 16th | |
| Cousin primes (2nd member) | 54th | |
| Good primes | 27th | |
| Harmonic primes | 31st | |
| Isolated primes | 146th | |
| Long primes | 94th | |
| Pierpont primes of the 2nd kind | 16th | |
| Primes | 83rd | 245th |
| Pythagorean primes | 118th | |
| Sexy primes (1st member) | 107th | |
| Sophie germain primes | 23rd | |
| Super primes | 23rd | |
| Twin primes (1st member) | 23rd | |
| Ulam primes | 12th | 23rd |
| Roman numberals | CDXXXI | MDLIII |
| Base 2 | 1101011112 | 110000100012 |
| Base 3 | 1202223 | 20101123 |
| Base 4 | 122334 | 1201014 |
| Base 5 | 32115 | 222035 |
| Base 6 | 15556 | 111056 |
| Base 7 | 11547 | 43467 |
| Base 8 | 6578 | 30218 |
| Base 9 | 5289 | 21159 |
| Base 10 | 43110 | 155310 |
| Base 11 | 36211 | 119211 |
| Base 12 | 2bb12 | a9512 |
| Base 13 | 27213 | 92613 |
| Base 14 | 22b14 | 7cd14 |
| Base 15 | 1db15 | 6d815 |
| Base 16 | 1af16 | 61116 |