Compare 77 vs 78
| Property | 77 | 78 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 3 |
| Prime factorization | 71 × 111 | 21 × 31 × 131 |
| Prime factorization | 7 × 11 | 2 × 3 × 13 |
| Divisors count | 4 | 8 |
| Divisors | 1, 7, 11, 77 | 1, 2, 3, 6, 13, 26, 39, 78 |
| Number of properties | 1 | 0 |
| Semiprimes | 26th | |
| Roman numberals | LXXVII | LXXVIII |
| Base 2 | 10011012 | 10011102 |
| Base 3 | 22123 | 22203 |
| Base 4 | 10314 | 10324 |
| Base 5 | 3025 | 3035 |
| Base 6 | 2056 | 2106 |
| Base 7 | 1407 | 1417 |
| Base 8 | 1158 | 1168 |
| Base 9 | 859 | 869 |
| Base 10 | 7710 | 7810 |
| Base 11 | 7011 | 7111 |
| Base 12 | 6512 | 6612 |
| Base 13 | 5c13 | 6013 |
| Base 14 | 5714 | 5814 |
| Base 15 | 5215 | 5315 |
| Base 16 | 4d16 | 4e16 |