Compare 817 vs 842
| Property | 817 | 842 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 191 × 431 | 21 × 4211 |
| Prime factorization | 19 × 43 | 2 × 421 |
| Divisors count | 4 | 4 |
| Divisors | 1, 19, 43, 817 | 1, 2, 421, 842 |
| Number of properties | 1 | 1 |
| Semiprimes | 248th | 254th |
| Roman numberals | DCCCXVII | DCCCXLII |
| Base 2 | 11001100012 | 11010010102 |
| Base 3 | 10100213 | 10110123 |
| Base 4 | 303014 | 310224 |
| Base 5 | 112325 | 113325 |
| Base 6 | 34416 | 35226 |
| Base 7 | 22457 | 23127 |
| Base 8 | 14618 | 15128 |
| Base 9 | 11079 | 11359 |
| Base 10 | 81710 | 84210 |
| Base 11 | 68311 | 6a611 |
| Base 12 | 58112 | 5a212 |
| Base 13 | 4ab13 | 4ca13 |
| Base 14 | 42514 | 44214 |
| Base 15 | 39715 | 3b215 |
| Base 16 | 33116 | 34a16 |