Compare 1681 vs 1707
| Property | 1681 | 1707 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 412 | 31 × 5691 |
| Prime factorization | 41 × 41 | 3 × 569 |
| Divisors count | 3 | 4 |
| Divisors | 1, 41, 1681 | 1, 3, 569, 1707 |
| Number of properties | 1 | 1 |
| Semiprimes | 484th | 491st |
| Roman numberals | MDCLXXXI | MDCCVII |
| Base 2 | 110100100012 | 110101010112 |
| Base 3 | 20220213 | 21000203 |
| Base 4 | 1221014 | 1222234 |
| Base 5 | 232115 | 233125 |
| Base 6 | 114416 | 115236 |
| Base 7 | 46217 | 46567 |
| Base 8 | 32218 | 32538 |
| Base 9 | 22679 | 23069 |
| Base 10 | 168110 | 170710 |
| Base 11 | 129911 | 131211 |
| Base 12 | b8112 | ba312 |
| Base 13 | 9c413 | a1413 |
| Base 14 | 88114 | 89d14 |
| Base 15 | 77115 | 78c15 |
| Base 16 | 69116 | 6ab16 |