Compare 1597 vs 1669
| Property | 1597 | 1669 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 15971 | 16691 |
| Prime factorization | 1597 | 1669 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1597 | 1, 1669 |
| Number of properties | 9 | 9 |
| Chen primes | 166th | |
| Cousin primes (1st member) | 57th | |
| Emirps | 77th | 81st |
| Fibonacci primes | 7th | |
| Good primes | 56th | |
| Isolated primes | 152nd | |
| Lucky primes | 61st | |
| Primes | 251st | 263rd |
| Prime triplets (3rd member) | 43rd | |
| Pythagorean primes | 119th | 126th |
| Sexy primes (2nd member) | 113th | |
| Sexy prime triplets (3rd member) | 43rd | |
| Super primes | 54th | 56th |
| Twin primes (2nd member) | 53rd | |
| Roman numberals | MDXCVII | MDCLXIX |
| Base 2 | 110001111012 | 110100001012 |
| Base 3 | 20120113 | 20212113 |
| Base 4 | 1203314 | 1220114 |
| Base 5 | 223425 | 231345 |
| Base 6 | 112216 | 114216 |
| Base 7 | 44417 | 46037 |
| Base 8 | 30758 | 32058 |
| Base 9 | 21649 | 22549 |
| Base 10 | 159710 | 166910 |
| Base 11 | 122211 | 128811 |
| Base 12 | b1112 | b7112 |
| Base 13 | 95b13 | 9b513 |
| Base 14 | 82114 | 87314 |
| Base 15 | 71715 | 76415 |
| Base 16 | 63d16 | 68516 |