Compare 511151 vs 511160
| Property | 511151 | 511160 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 4 |
| Total factors | 1 | 6 |
| Prime factorization | 5111511 | 23 × 51 × 131 × 9831 |
| Prime factorization | 511151 | 2 × 2 × 2 × 5 × 13 × 983 |
| Divisors count | 2 | 32 |
| Divisors | 1, 511151 | 1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 983, 1966, 3932, 4915, 7864, 9830, 12779, 19660, 25558, 39320, 51116, 63895, 102232, 127790, 255580, 511160 |
| Number of properties | 4 | 0 |
| Chen primes | 16810th | |
| Primes | 42375th | |
| Sophie germain primes | 4401st | |
| Twin primes (1st member) | 4644th | |
| Roman numberals | ||
| Base 2 | 11111001100101011112 | 11111001100101110002 |
| Base 3 | 2212220111123 | 2212220112123 |
| Base 4 | 13303022334 | 13303023204 |
| Base 5 | 1123241015 | 1123241205 |
| Base 6 | 145422356 | 145422526 |
| Base 7 | 42261447 | 42261567 |
| Base 8 | 17462578 | 17462708 |
| Base 9 | 8581459 | 8581559 |
| Base 10 | 51115110 | 51116010 |
| Base 11 | 31a04311 | 31a05111 |
| Base 12 | 20797b12 | 20798812 |
| Base 13 | 14b87413 | 14b88013 |
| Base 14 | d43cb14 | d43d614 |
| Base 15 | a16bb15 | a16c515 |
| Base 16 | 7ccaf16 | 7ccb816 |