Compare 1667 vs 1672
| Property | 1667 | 1672 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 5 |
| Prime factorization | 16671 | 23 × 111 × 191 |
| Prime factorization | 1667 | 2 × 2 × 2 × 11 × 19 |
| Divisors count | 2 | 16 |
| Divisors | 1, 1667 | 1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 209, 418, 836, 1672 |
| 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 | MDCLXXII |
| Base 2 | 110100000112 | 110100010002 |
| Base 3 | 20212023 | 20212213 |
| Base 4 | 1220034 | 1220204 |
| Base 5 | 231325 | 231425 |
| Base 6 | 114156 | 114246 |
| Base 7 | 46017 | 46067 |
| Base 8 | 32038 | 32108 |
| Base 9 | 22529 | 22579 |
| Base 10 | 166710 | 167210 |
| Base 11 | 128611 | 129011 |
| Base 12 | b6b12 | b7412 |
| Base 13 | 9b313 | 9b813 |
| Base 14 | 87114 | 87614 |
| Base 15 | 76215 | 76715 |
| Base 16 | 68316 | 68816 |