Compare 68 vs 77
| Property | 68 | 77 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 22 × 171 | 71 × 111 |
| Prime factorization | 2 × 2 × 17 | 7 × 11 |
| Divisors count | 6 | 4 |
| Divisors | 1, 2, 4, 17, 34, 68 | 1, 7, 11, 77 |
| Number of properties | 0 | 1 |
| Semiprimes | 26th | |
| Roman numberals | LXVIII | LXXVII |
| Base 2 | 10001002 | 10011012 |
| Base 3 | 21123 | 22123 |
| Base 4 | 10104 | 10314 |
| Base 5 | 2335 | 3025 |
| Base 6 | 1526 | 2056 |
| Base 7 | 1257 | 1407 |
| Base 8 | 1048 | 1158 |
| Base 9 | 759 | 859 |
| Base 10 | 6810 | 7710 |
| Base 11 | 6211 | 7011 |
| Base 12 | 5812 | 6512 |
| Base 13 | 5313 | 5c13 |
| Base 14 | 4c14 | 5714 |
| Base 15 | 4815 | 5215 |
| Base 16 | 4416 | 4d16 |