Compare 551806 vs 551809
| Property | 551806 | 551809 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 21 × 611 × 45231 | 5518091 |
| Prime factorization | 2 × 61 × 4523 | 551809 |
| Divisors count | 8 | 2 |
| Divisors | 1, 2, 61, 122, 4523, 9046, 275903, 551806 | 1, 551809 |
| Number of properties | 0 | 4 |
| Cousin primes (1st member) | 4956th | |
| Isolated primes | 35540th | |
| Lucky primes | 5299th | |
| Primes | 45463rd | |
| Roman numberals | ||
| Base 2 | 100001101011011111102 | 100001101011100000012 |
| Base 3 | 10010002210213 | 10010002211013 |
| Base 4 | 20122313324 | 20122320014 |
| Base 5 | 1201242115 | 1201242145 |
| Base 6 | 154543546 | 154544016 |
| Base 7 | 44555237 | 44555267 |
| Base 8 | 20655768 | 20656018 |
| Base 9 | 10308379 | 10308419 |
| Base 10 | 55180610 | 55180910 |
| Base 11 | 34764211 | 34764511 |
| Base 12 | 2273ba12 | 22740112 |
| Base 13 | 16421813 | 16421b13 |
| Base 14 | 10514a14 | 10514d14 |
| Base 15 | ad77115 | ad77415 |
| Base 16 | 86b7e16 | 86b8116 |