Compare 540 vs 551
| Property | 540 | 551 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 6 | 2 |
| Prime factorization | 22 × 33 × 51 | 191 × 291 |
| Prime factorization | 2 × 2 × 3 × 3 × 3 × 5 | 19 × 29 |
| Divisors count | 24 | 4 |
| Divisors | 1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540 | 1, 19, 29, 551 |
| Number of properties | 0 | 1 |
| Semiprimes | 172nd | |
| Roman numberals | DXL | DLI |
| Base 2 | 10000111002 | 10001001112 |
| Base 3 | 2020003 | 2021023 |
| Base 4 | 201304 | 202134 |
| Base 5 | 41305 | 42015 |
| Base 6 | 23006 | 23156 |
| Base 7 | 14017 | 14157 |
| Base 8 | 10348 | 10478 |
| Base 9 | 6609 | 6729 |
| Base 10 | 54010 | 55110 |
| Base 11 | 45111 | 46111 |
| Base 12 | 39012 | 39b12 |
| Base 13 | 32713 | 33513 |
| Base 14 | 2a814 | 2b514 |
| Base 15 | 26015 | 26b15 |
| Base 16 | 21c16 | 22716 |