Compare 845009 vs 845021
| Property | 845009 | 845021 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 111 × 768191 | 8450211 |
| Prime factorization | 11 × 76819 | 845021 |
| Divisors count | 4 | 2 |
| Divisors | 1, 11, 76819, 845009 | 1, 845021 |
| Number of properties | 1 | 7 |
| Chen primes | 25933rd | |
| Cousin primes (2nd member) | 7103rd | |
| Isolated primes | 53088th | |
| Primes | 67261st | |
| Semiprimes | 178706th | |
| Sexy primes (1st member) | 14231st | |
| Sophie germain primes | 6731st | |
| Super primes | 6702nd | |
| Roman numberals | ||
| Base 2 | 110011100100110100012 | 110011100100110111012 |
| Base 3 | 11202210101223 | 11202210110023 |
| Base 4 | 30321031014 | 30321031314 |
| Base 5 | 2040200145 | 2040200415 |
| Base 6 | 300400256 | 300400456 |
| Base 7 | 101164047 | 101164227 |
| Base 8 | 31623218 | 31623358 |
| Base 9 | 15271189 | 15271329 |
| Base 10 | 84500910 | 84502110 |
| Base 11 | 52796011 | 52797111 |
| Base 12 | 34901512 | 34902512 |
| Base 13 | 23780913 | 23781813 |
| Base 14 | 17dd3b14 | 17dd4914 |
| Base 15 | 11a58e15 | 11a59b15 |
| Base 16 | ce4d116 | ce4dd16 |