Compare 1771 vs 1780
| Property | 1771 | 1780 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 3 |
| Total factors | 3 | 4 |
| Prime factorization | 71 × 111 × 231 | 22 × 51 × 891 |
| Prime factorization | 7 × 11 × 23 | 2 × 2 × 5 × 89 |
| Divisors count | 8 | 12 |
| Divisors | 1, 7, 11, 23, 77, 161, 253, 1771 | 1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780 |
| Number of properties | 0 | 0 |
| Roman numberals | MDCCLXXI | MDCCLXXX |
| Base 2 | 110111010112 | 110111101002 |
| Base 3 | 21021213 | 21022213 |
| Base 4 | 1232234 | 1233104 |
| Base 5 | 240415 | 241105 |
| Base 6 | 121116 | 121246 |
| Base 7 | 51107 | 51227 |
| Base 8 | 33538 | 33648 |
| Base 9 | 23779 | 23879 |
| Base 10 | 177110 | 178010 |
| Base 11 | 137011 | 137911 |
| Base 12 | 103712 | 104412 |
| Base 13 | a6313 | a6c13 |
| Base 14 | 90714 | 91214 |
| Base 15 | 7d115 | 7da15 |
| Base 16 | 6eb16 | 6f416 |