Compare 855 vs 861
| Property | 855 | 861 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 3 |
| Total factors | 4 | 3 |
| Prime factorization | 32 × 51 × 191 | 31 × 71 × 411 |
| Prime factorization | 3 × 3 × 5 × 19 | 3 × 7 × 41 |
| Divisors count | 12 | 8 |
| Divisors | 1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 855 | 1, 3, 7, 21, 41, 123, 287, 861 |
| Number of properties | 0 | 0 |
| Roman numberals | DCCCLV | DCCCLXI |
| Base 2 | 11010101112 | 11010111012 |
| Base 3 | 10112003 | 10112203 |
| Base 4 | 311134 | 311314 |
| Base 5 | 114105 | 114215 |
| Base 6 | 35436 | 35536 |
| Base 7 | 23317 | 23407 |
| Base 8 | 15278 | 15358 |
| Base 9 | 11509 | 11569 |
| Base 10 | 85510 | 86110 |
| Base 11 | 70811 | 71311 |
| Base 12 | 5b312 | 5b912 |
| Base 13 | 50a13 | 51313 |
| Base 14 | 45114 | 45714 |
| Base 15 | 3c015 | 3c615 |
| Base 16 | 35716 | 35d16 |