Compare 1659 vs 1667
| Property | 1659 | 1667 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 31 × 71 × 791 | 16671 |
| Prime factorization | 3 × 7 × 79 | 1667 |
| Divisors count | 8 | 2 |
| Divisors | 1, 3, 7, 21, 79, 237, 553, 1659 | 1, 1667 |
| Number of properties | 0 | 6 |
| Chen primes | 165th | |
| Cousin primes (2nd member) | 59th | |
| Harmonic primes | 92nd | |
| Primes | 262nd | |
| Prime triplets (2nd member) | 43rd | |
| Twin primes (1st member) | 53rd | |
| Roman numberals | MDCLIX | MDCLXVII |
| Base 2 | 110011110112 | 110100000112 |
| Base 3 | 20211103 | 20212023 |
| Base 4 | 1213234 | 1220034 |
| Base 5 | 231145 | 231325 |
| Base 6 | 114036 | 114156 |
| Base 7 | 45607 | 46017 |
| Base 8 | 31738 | 32038 |
| Base 9 | 22439 | 22529 |
| Base 10 | 165910 | 166710 |
| Base 11 | 127911 | 128611 |
| Base 12 | b6312 | b6b12 |
| Base 13 | 9a813 | 9b313 |
| Base 14 | 86714 | 87114 |
| Base 15 | 75915 | 76215 |
| Base 16 | 67b16 | 68316 |