Compare 1780 vs 1785
| Property | 1780 | 1785 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 4 |
| Total factors | 4 | 4 |
| Prime factorization | 22 × 51 × 891 | 31 × 51 × 71 × 171 |
| Prime factorization | 2 × 2 × 5 × 89 | 3 × 5 × 7 × 17 |
| Divisors count | 12 | 16 |
| Divisors | 1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780 | 1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 255, 357, 595, 1785 |
| Number of properties | 0 | 0 |
| Roman numberals | MDCCLXXX | MDCCLXXXV |
| Base 2 | 110111101002 | 110111110012 |
| Base 3 | 21022213 | 21100103 |
| Base 4 | 1233104 | 1233214 |
| Base 5 | 241105 | 241205 |
| Base 6 | 121246 | 121336 |
| Base 7 | 51227 | 51307 |
| Base 8 | 33648 | 33718 |
| Base 9 | 23879 | 24039 |
| Base 10 | 178010 | 178510 |
| Base 11 | 137911 | 138311 |
| Base 12 | 104412 | 104912 |
| Base 13 | a6c13 | a7413 |
| Base 14 | 91214 | 91714 |
| Base 15 | 7da15 | 7e015 |
| Base 16 | 6f416 | 6f916 |