Compare 1656 vs 1666
| Property | 1656 | 1666 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 3 |
| Total factors | 6 | 4 |
| Prime factorization | 23 × 32 × 231 | 21 × 72 × 171 |
| Prime factorization | 2 × 2 × 2 × 3 × 3 × 23 | 2 × 7 × 7 × 17 |
| Divisors count | 24 | 12 |
| Divisors | 1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 72, 92, 138, 184, 207, 276, 414, 552, 828, 1656 | 1, 2, 7, 14, 17, 34, 49, 98, 119, 238, 833, 1666 |
| Number of properties | 0 | 0 |
| Roman numberals | MDCLVI | MDCLXVI |
| Base 2 | 110011110002 | 110100000102 |
| Base 3 | 20211003 | 20212013 |
| Base 4 | 1213204 | 1220024 |
| Base 5 | 231115 | 231315 |
| Base 6 | 114006 | 114146 |
| Base 7 | 45547 | 46007 |
| Base 8 | 31708 | 32028 |
| Base 9 | 22409 | 22519 |
| Base 10 | 165610 | 166610 |
| Base 11 | 127611 | 128511 |
| Base 12 | b6012 | b6a12 |
| Base 13 | 9a513 | 9b213 |
| Base 14 | 86414 | 87014 |
| Base 15 | 75615 | 76115 |
| Base 16 | 67816 | 68216 |