Compare 82551 vs 82561
| Property | 82551 | 82561 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 31 × 71 × 39311 | 825611 |
| Prime factorization | 3 × 7 × 3931 | 82561 |
| Divisors count | 8 | 2 |
| Divisors | 1, 3, 7, 21, 3931, 11793, 27517, 82551 | 1, 82561 |
| Number of properties | 0 | 6 |
| Centered decagonal primes | 62nd | |
| Happy primes | 1254th | |
| Primes | 8071st | |
| Pythagorean primes | 4021st | |
| Sexy primes (1st member) | 2096th | |
| Twin primes (2nd member) | 1040th | |
| Roman numberals | ||
| Base 2 | 101000010011101112 | 101000010100000012 |
| Base 3 | 110120201103 | 110120202113 |
| Base 4 | 1100213134 | 1100220014 |
| Base 5 | 101202015 | 101202215 |
| Base 6 | 14341036 | 14341216 |
| Base 7 | 4624507 | 4624637 |
| Base 8 | 2411678 | 2412018 |
| Base 9 | 1352139 | 1352249 |
| Base 10 | 8255110 | 8256110 |
| Base 11 | 5702711 | 5703611 |
| Base 12 | 3b93312 | 3b94112 |
| Base 13 | 2b76113 | 2b76b13 |
| Base 14 | 2212714 | 2213314 |
| Base 15 | 196d615 | 196e115 |
| Base 16 | 1427716 | 1428116 |