Compare 556 vs 561
| Property | 556 | 561 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 2 | 3 |
| Total factors | 3 | 3 |
| Prime factorization | 22 × 1391 | 31 × 111 × 171 |
| Prime factorization | 2 × 2 × 139 | 3 × 11 × 17 |
| Divisors count | 6 | 8 |
| Divisors | 1, 2, 4, 139, 278, 556 | 1, 3, 11, 17, 33, 51, 187, 561 |
| Number of properties | 0 | 0 |
| Roman numberals | DLVI | DLXI |
| Base 2 | 10001011002 | 10001100012 |
| Base 3 | 2021213 | 2022103 |
| Base 4 | 202304 | 203014 |
| Base 5 | 42115 | 42215 |
| Base 6 | 23246 | 23336 |
| Base 7 | 14237 | 14317 |
| Base 8 | 10548 | 10618 |
| Base 9 | 6779 | 6839 |
| Base 10 | 55610 | 56110 |
| Base 11 | 46611 | 47011 |
| Base 12 | 3a412 | 3a912 |
| Base 13 | 33a13 | 34213 |
| Base 14 | 2ba14 | 2c114 |
| Base 15 | 27115 | 27615 |
| Base 16 | 22c16 | 23116 |