Compare 1669 vs 1699
| Property | 1669 | 1699 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 16691 | 16991 |
| Prime factorization | 1669 | 1699 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1669 | 1, 1699 |
| Number of properties | 9 | 5 |
| Chen primes | 166th | |
| Emirps | 81st | |
| Harmonic primes | 93rd | |
| Primes | 263rd | 266th |
| Prime triplets (3rd member) | 43rd | 44th |
| Pythagorean primes | 126th | |
| Sexy primes (2nd member) | 113th | 114th |
| Sexy prime triplets (3rd member) | 43rd | |
| Super primes | 56th | |
| Twin primes (2nd member) | 53rd | 54th |
| Roman numberals | MDCLXIX | MDCXCIX |
| Base 2 | 110100001012 | 110101000112 |
| Base 3 | 20212113 | 20222213 |
| Base 4 | 1220114 | 1222034 |
| Base 5 | 231345 | 232445 |
| Base 6 | 114216 | 115116 |
| Base 7 | 46037 | 46457 |
| Base 8 | 32058 | 32438 |
| Base 9 | 22549 | 22879 |
| Base 10 | 166910 | 169910 |
| Base 11 | 128811 | 130511 |
| Base 12 | b7112 | b9712 |
| Base 13 | 9b513 | a0913 |
| Base 14 | 87314 | 89514 |
| Base 15 | 76415 | 78415 |
| Base 16 | 68516 | 6a316 |