Compare 280985 vs 280997
| Property | 280985 | 280997 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 51 × 561971 | 2809971 |
| Prime factorization | 5 × 56197 | 280997 |
| Divisors count | 4 | 2 |
| Divisors | 1, 5, 56197, 280985 | 1, 280997 |
| Number of properties | 1 | 5 |
| Chen primes | 10086th | |
| Harmonic primes | 9148th | |
| Isolated primes | 18836th | |
| Primes | 24519th | |
| Semiprimes | 62541st | |
| Ulam primes | 1741st | |
| Roman numberals | ||
| Base 2 | 10001001001100110012 | 10001001001101001012 |
| Base 3 | 1120211022123 | 1120211100223 |
| Base 4 | 10102121214 | 10102122114 |
| Base 5 | 324424205 | 324424425 |
| Base 6 | 100045056 | 100045256 |
| Base 7 | 22501257 | 22501437 |
| Base 8 | 10446318 | 10446458 |
| Base 9 | 4673859 | 4674089 |
| Base 10 | 28098510 | 28099710 |
| Base 11 | 18212111 | 18213211 |
| Base 12 | 11673512 | 11674512 |
| Base 13 | 9ab8313 | 9ab9213 |
| Base 14 | 7458514 | 7459314 |
| Base 15 | 583c515 | 583d215 |
| Base 16 | 4499916 | 449a516 |