Compare 545 vs 556
| Property | 545 | 556 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 2 |
| Total factors | 2 | 3 |
| Prime factorization | 51 × 1091 | 22 × 1391 |
| Prime factorization | 5 × 109 | 2 × 2 × 139 |
| Divisors count | 4 | 6 |
| Divisors | 1, 5, 109, 545 | 1, 2, 4, 139, 278, 556 |
| Number of properties | 1 | 0 |
| Semiprimes | 171st | |
| Roman numberals | DXLV | DLVI |
| Base 2 | 10001000012 | 10001011002 |
| Base 3 | 2020123 | 2021213 |
| Base 4 | 202014 | 202304 |
| Base 5 | 41405 | 42115 |
| Base 6 | 23056 | 23246 |
| Base 7 | 14067 | 14237 |
| Base 8 | 10418 | 10548 |
| Base 9 | 6659 | 6779 |
| Base 10 | 54510 | 55610 |
| Base 11 | 45611 | 46611 |
| Base 12 | 39512 | 3a412 |
| Base 13 | 32c13 | 33a13 |
| Base 14 | 2ad14 | 2ba14 |
| Base 15 | 26515 | 27115 |
| Base 16 | 22116 | 22c16 |