Compare 538 vs 549
| Property | 538 | 549 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 2 |
| Total factors | 2 | 3 |
| Prime factorization | 21 × 2691 | 32 × 611 |
| Prime factorization | 2 × 269 | 3 × 3 × 61 |
| Divisors count | 4 | 6 |
| Divisors | 1, 2, 269, 538 | 1, 3, 9, 61, 183, 549 |
| Number of properties | 1 | 0 |
| Semiprimes | 168th | |
| Roman numberals | DXXXVIII | DXLIX |
| Base 2 | 10000110102 | 10001001012 |
| Base 3 | 2012213 | 2021003 |
| Base 4 | 201224 | 202114 |
| Base 5 | 41235 | 41445 |
| Base 6 | 22546 | 23136 |
| Base 7 | 13667 | 14137 |
| Base 8 | 10328 | 10458 |
| Base 9 | 6579 | 6709 |
| Base 10 | 53810 | 54910 |
| Base 11 | 44a11 | 45a11 |
| Base 12 | 38a12 | 39912 |
| Base 13 | 32513 | 33313 |
| Base 14 | 2a614 | 2b314 |
| Base 15 | 25d15 | 26915 |
| Base 16 | 21a16 | 22516 |