Compare 1646 vs 1656
| Property | 1646 | 1656 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 6 |
| Prime factorization | 21 × 8231 | 23 × 32 × 231 |
| Prime factorization | 2 × 823 | 2 × 2 × 2 × 3 × 3 × 23 |
| Divisors count | 4 | 24 |
| Divisors | 1, 2, 823, 1646 | 1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 72, 92, 138, 184, 207, 276, 414, 552, 828, 1656 |
| Number of properties | 1 | 0 |
| Semiprimes | 473rd | |
| Roman numberals | MDCXLVI | MDCLVI |
| Base 2 | 110011011102 | 110011110002 |
| Base 3 | 20202223 | 20211003 |
| Base 4 | 1212324 | 1213204 |
| Base 5 | 230415 | 231115 |
| Base 6 | 113426 | 114006 |
| Base 7 | 45417 | 45547 |
| Base 8 | 31568 | 31708 |
| Base 9 | 22289 | 22409 |
| Base 10 | 164610 | 165610 |
| Base 11 | 126711 | 127611 |
| Base 12 | b5212 | b6012 |
| Base 13 | 99813 | 9a513 |
| Base 14 | 85814 | 86414 |
| Base 15 | 74b15 | 75615 |
| Base 16 | 66e16 | 67816 |