Compare 549 vs 561
| Property | 549 | 561 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 2 | 3 |
| Total factors | 3 | 3 |
| Prime factorization | 32 × 611 | 31 × 111 × 171 |
| Prime factorization | 3 × 3 × 61 | 3 × 11 × 17 |
| Divisors count | 6 | 8 |
| Divisors | 1, 3, 9, 61, 183, 549 | 1, 3, 11, 17, 33, 51, 187, 561 |
| Number of properties | 0 | 0 |
| Roman numberals | DXLIX | DLXI |
| Base 2 | 10001001012 | 10001100012 |
| Base 3 | 2021003 | 2022103 |
| Base 4 | 202114 | 203014 |
| Base 5 | 41445 | 42215 |
| Base 6 | 23136 | 23336 |
| Base 7 | 14137 | 14317 |
| Base 8 | 10458 | 10618 |
| Base 9 | 6709 | 6839 |
| Base 10 | 54910 | 56110 |
| Base 11 | 45a11 | 47011 |
| Base 12 | 39912 | 3a912 |
| Base 13 | 33313 | 34213 |
| Base 14 | 2b314 | 2c114 |
| Base 15 | 26915 | 27615 |
| Base 16 | 22516 | 23116 |