Compare 1669 vs 1867
| Property | 1669 | 1867 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 16691 | 18671 |
| Prime factorization | 1669 | 1867 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1669 | 1, 1867 |
| Number of properties | 9 | 12 |
| Chen primes | 166th | |
| Cousin primes (1st member) | 62nd | |
| Emirps | 81st | 90th |
| Good primes | 59th | |
| Isolated primes | 174th | |
| Primes | 263rd | 285th |
| Prime quintuplet 1s (1st member) | 3rd | |
| Prime triplets (1st member) | 46th | |
| Prime triplets (3rd member) | 43rd | |
| Pythagorean primes | 126th | |
| Sexy primes (1st member) | 121st | |
| Sexy primes (2nd member) | 113th | 120th |
| Sexy prime quadrupletss (2nd member) | 12th | |
| Sexy prime triplets (1st member) | 48th | |
| Sexy prime triplets (2nd member) | 47th | |
| Sexy prime triplets (3rd member) | 43rd | |
| Super primes | 56th | |
| Twin primes (2nd member) | 53rd | |
| Roman numberals | MDCLXIX | MDCCCLXVII |
| Base 2 | 110100001012 | 111010010112 |
| Base 3 | 20212113 | 21200113 |
| Base 4 | 1220114 | 1310234 |
| Base 5 | 231345 | 244325 |
| Base 6 | 114216 | 123516 |
| Base 7 | 46037 | 53057 |
| Base 8 | 32058 | 35138 |
| Base 9 | 22549 | 25049 |
| Base 10 | 166910 | 186710 |
| Base 11 | 128811 | 144811 |
| Base 12 | b7112 | 10b712 |
| Base 13 | 9b513 | b0813 |
| Base 14 | 87314 | 97514 |
| Base 15 | 76415 | 84715 |
| Base 16 | 68516 | 74b16 |