Compare 285218 vs 285227
| Property | 285218 | 285227 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 21 × 1426091 | 2852271 |
| Prime factorization | 2 × 142609 | 285227 |
| Divisors count | 4 | 2 |
| Divisors | 1, 2, 142609, 285218 | 1, 285227 |
| Number of properties | 1 | 4 |
| Isolated primes | 19095th | |
| Primes | 24862nd | |
| Semiprimes | 63436th | |
| Sexy primes (2nd member) | 5763rd | |
| Ulam primes | 1767th | |
| Roman numberals | ||
| Base 2 | 10001011010001000102 | 10001011010001010112 |
| Base 3 | 1121110201223 | 1121110202223 |
| Base 4 | 10112202024 | 10112202234 |
| Base 5 | 331113335 | 331114025 |
| Base 6 | 100402426 | 100402556 |
| Base 7 | 22653537 | 22653657 |
| Base 8 | 10550428 | 10550538 |
| Base 9 | 4742189 | 4742289 |
| Base 10 | 28521810 | 28522710 |
| Base 11 | 18531a11 | 18532811 |
| Base 12 | 11908212 | 11908b12 |
| Base 13 | 9ca8b13 | 9ca9713 |
| Base 14 | 75d2a14 | 75d3514 |
| Base 15 | 5979815 | 597a215 |
| Base 16 | 45a2216 | 45a2b16 |