Compare 1667 vs 1670
| Property | 1667 | 1670 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 16671 | 21 × 51 × 1671 |
| Prime factorization | 1667 | 2 × 5 × 167 |
| Divisors count | 2 | 8 |
| Divisors | 1, 1667 | 1, 2, 5, 10, 167, 334, 835, 1670 |
| Number of properties | 6 | 0 |
| 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 | MDCLXVII | MDCLXX |
| Base 2 | 110100000112 | 110100001102 |
| Base 3 | 20212023 | 20212123 |
| Base 4 | 1220034 | 1220124 |
| Base 5 | 231325 | 231405 |
| Base 6 | 114156 | 114226 |
| Base 7 | 46017 | 46047 |
| Base 8 | 32038 | 32068 |
| Base 9 | 22529 | 22559 |
| Base 10 | 166710 | 167010 |
| Base 11 | 128611 | 128911 |
| Base 12 | b6b12 | b7212 |
| Base 13 | 9b313 | 9b613 |
| Base 14 | 87114 | 87414 |
| Base 15 | 76215 | 76515 |
| Base 16 | 68316 | 68616 |