Compare 551797 vs 551809
| Property | 551797 | 551809 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 1971 × 28011 | 5518091 |
| Prime factorization | 197 × 2801 | 551809 |
| Divisors count | 4 | 2 |
| Divisors | 1, 197, 2801, 551797 | 1, 551809 |
| Number of properties | 1 | 4 |
| Cousin primes (1st member) | 4956th | |
| Isolated primes | 35540th | |
| Lucky primes | 5299th | |
| Primes | 45463rd | |
| Semiprimes | 119008th | |
| Roman numberals | ||
| Base 2 | 100001101011011101012 | 100001101011100000012 |
| Base 3 | 10010002202213 | 10010002211013 |
| Base 4 | 20122313114 | 20122320014 |
| Base 5 | 1201241425 | 1201242145 |
| Base 6 | 154543416 | 154544016 |
| Base 7 | 44555117 | 44555267 |
| Base 8 | 20655658 | 20656018 |
| Base 9 | 10308279 | 10308419 |
| Base 10 | 55179710 | 55180910 |
| Base 11 | 34763411 | 34764511 |
| Base 12 | 2273b112 | 22740112 |
| Base 13 | 16420c13 | 16421b13 |
| Base 14 | 10514114 | 10514d14 |
| Base 15 | ad76715 | ad77415 |
| Base 16 | 86b7516 | 86b8116 |