Compare 858 vs 861
| Property | 858 | 861 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 4 | 3 |
| Total factors | 4 | 3 |
| Prime factorization | 21 × 31 × 111 × 131 | 31 × 71 × 411 |
| Prime factorization | 2 × 3 × 11 × 13 | 3 × 7 × 41 |
| Divisors count | 16 | 8 |
| Divisors | 1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 286, 429, 858 | 1, 3, 7, 21, 41, 123, 287, 861 |
| Number of properties | 0 | 0 |
| Roman numberals | DCCCLVIII | DCCCLXI |
| Base 2 | 11010110102 | 11010111012 |
| Base 3 | 10112103 | 10112203 |
| Base 4 | 311224 | 311314 |
| Base 5 | 114135 | 114215 |
| Base 6 | 35506 | 35536 |
| Base 7 | 23347 | 23407 |
| Base 8 | 15328 | 15358 |
| Base 9 | 11539 | 11569 |
| Base 10 | 85810 | 86110 |
| Base 11 | 71011 | 71311 |
| Base 12 | 5b612 | 5b912 |
| Base 13 | 51013 | 51313 |
| Base 14 | 45414 | 45714 |
| Base 15 | 3c315 | 3c615 |
| Base 16 | 35a16 | 35d16 |