Compare 531 vs 542
| Property | 531 | 542 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 32 × 591 | 21 × 2711 |
| Prime factorization | 3 × 3 × 59 | 2 × 271 |
| Divisors count | 6 | 4 |
| Divisors | 1, 3, 9, 59, 177, 531 | 1, 2, 271, 542 |
| Number of properties | 0 | 1 |
| Semiprimes | 169th | |
| Roman numberals | DXXXI | DXLII |
| Base 2 | 10000100112 | 10000111102 |
| Base 3 | 2012003 | 2020023 |
| Base 4 | 201034 | 201324 |
| Base 5 | 41115 | 41325 |
| Base 6 | 22436 | 23026 |
| Base 7 | 13567 | 14037 |
| Base 8 | 10238 | 10368 |
| Base 9 | 6509 | 6629 |
| Base 10 | 53110 | 54210 |
| Base 11 | 44311 | 45311 |
| Base 12 | 38312 | 39212 |
| Base 13 | 31b13 | 32913 |
| Base 14 | 29d14 | 2aa14 |
| Base 15 | 25615 | 26215 |
| Base 16 | 21316 | 21e16 |