Compare 855 vs 866
| Property | 855 | 866 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 32 × 51 × 191 | 21 × 4331 |
| Prime factorization | 3 × 3 × 5 × 19 | 2 × 433 |
| Divisors count | 12 | 4 |
| Divisors | 1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 855 | 1, 2, 433, 866 |
| Number of properties | 0 | 1 |
| Semiprimes | 260th | |
| Roman numberals | DCCCLV | DCCCLXVI |
| Base 2 | 11010101112 | 11011000102 |
| Base 3 | 10112003 | 10120023 |
| Base 4 | 311134 | 312024 |
| Base 5 | 114105 | 114315 |
| Base 6 | 35436 | 40026 |
| Base 7 | 23317 | 23457 |
| Base 8 | 15278 | 15428 |
| Base 9 | 11509 | 11629 |
| Base 10 | 85510 | 86610 |
| Base 11 | 70811 | 71811 |
| Base 12 | 5b312 | 60212 |
| Base 13 | 50a13 | 51813 |
| Base 14 | 45114 | 45c14 |
| Base 15 | 3c015 | 3cb15 |
| Base 16 | 35716 | 36216 |