Compare 858 vs 866
| Property | 858 | 866 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 4 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 21 × 31 × 111 × 131 | 21 × 4331 |
| Prime factorization | 2 × 3 × 11 × 13 | 2 × 433 |
| Divisors count | 16 | 4 |
| Divisors | 1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 286, 429, 858 | 1, 2, 433, 866 |
| Number of properties | 0 | 1 |
| Semiprimes | 260th | |
| Roman numberals | DCCCLVIII | DCCCLXVI |
| Base 2 | 11010110102 | 11011000102 |
| Base 3 | 10112103 | 10120023 |
| Base 4 | 311224 | 312024 |
| Base 5 | 114135 | 114315 |
| Base 6 | 35506 | 40026 |
| Base 7 | 23347 | 23457 |
| Base 8 | 15328 | 15428 |
| Base 9 | 11539 | 11629 |
| Base 10 | 85810 | 86610 |
| Base 11 | 71011 | 71811 |
| Base 12 | 5b612 | 60212 |
| Base 13 | 51013 | 51813 |
| Base 14 | 45414 | 45c14 |
| Base 15 | 3c315 | 3cb15 |
| Base 16 | 35a16 | 36216 |