Compare 1553 vs 1597
| Property | 1553 | 1597 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 15531 | 15971 |
| Prime factorization | 1553 | 1597 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1553 | 1, 1597 |
| Number of properties | 8 | 9 |
| Chen primes | 156th | |
| Cousin primes (1st member) | 57th | |
| Cousin primes (2nd member) | 54th | |
| Emirps | 77th | |
| Fibonacci primes | 7th | |
| Good primes | 56th | |
| Isolated primes | 146th | 152nd |
| Long primes | 94th | |
| Lucky primes | 61st | |
| Primes | 245th | 251st |
| Pythagorean primes | 118th | 119th |
| Sexy primes (1st member) | 107th | |
| Super primes | 54th | |
| Ulam primes | 23rd | |
| Roman numberals | MDLIII | MDXCVII |
| Base 2 | 110000100012 | 110001111012 |
| Base 3 | 20101123 | 20120113 |
| Base 4 | 1201014 | 1203314 |
| Base 5 | 222035 | 223425 |
| Base 6 | 111056 | 112216 |
| Base 7 | 43467 | 44417 |
| Base 8 | 30218 | 30758 |
| Base 9 | 21159 | 21649 |
| Base 10 | 155310 | 159710 |
| Base 11 | 119211 | 122211 |
| Base 12 | a9512 | b1112 |
| Base 13 | 92613 | 95b13 |
| Base 14 | 7cd14 | 82114 |
| Base 15 | 6d815 | 71715 |
| Base 16 | 61116 | 63d16 |