Compare 68 vs 69
| Property | 68 | 69 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 22 × 171 | 31 × 231 |
| Prime factorization | 2 × 2 × 17 | 3 × 23 |
| Divisors count | 6 | 4 |
| Divisors | 1, 2, 4, 17, 34, 68 | 1, 3, 23, 69 |
| Number of properties | 0 | 1 |
| Semiprimes | 24th | |
| Roman numberals | LXVIII | LXIX |
| Base 2 | 10001002 | 10001012 |
| Base 3 | 21123 | 21203 |
| Base 4 | 10104 | 10114 |
| Base 5 | 2335 | 2345 |
| Base 6 | 1526 | 1536 |
| Base 7 | 1257 | 1267 |
| Base 8 | 1048 | 1058 |
| Base 9 | 759 | 769 |
| Base 10 | 6810 | 6910 |
| Base 11 | 6211 | 6311 |
| Base 12 | 5812 | 5912 |
| Base 13 | 5313 | 5413 |
| Base 14 | 4c14 | 4d14 |
| Base 15 | 4815 | 4915 |
| Base 16 | 4416 | 4516 |