Compare 780 vs 791
| Property | 780 | 791 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 4 | 2 |
| Total factors | 5 | 2 |
| Prime factorization | 22 × 31 × 51 × 131 | 71 × 1131 |
| Prime factorization | 2 × 2 × 3 × 5 × 13 | 7 × 113 |
| Divisors count | 24 | 4 |
| Divisors | 1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780 | 1, 7, 113, 791 |
| Number of properties | 0 | 1 |
| Semiprimes | 239th | |
| Roman numberals | DCCLXXX | DCCXCI |
| Base 2 | 11000011002 | 11000101112 |
| Base 3 | 10012203 | 10020223 |
| Base 4 | 300304 | 301134 |
| Base 5 | 111105 | 111315 |
| Base 6 | 33406 | 33556 |
| Base 7 | 21637 | 22107 |
| Base 8 | 14148 | 14278 |
| Base 9 | 10569 | 10689 |
| Base 10 | 78010 | 79110 |
| Base 11 | 64a11 | 65a11 |
| Base 12 | 55012 | 55b12 |
| Base 13 | 48013 | 48b13 |
| Base 14 | 3da14 | 40714 |
| Base 15 | 37015 | 37b15 |
| Base 16 | 30c16 | 31716 |