Compare 551981 vs 551982
| Property | 551981 | 551982 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 5519811 | 21 × 31 × 919971 |
| Prime factorization | 551981 | 2 × 3 × 91997 |
| Divisors count | 2 | 8 |
| Divisors | 1, 551981 | 1, 2, 3, 6, 91997, 183994, 275991, 551982 |
| Number of properties | 4 | 0 |
| Additive primes | 17838th | |
| Chen primes | 17946th | |
| Isolated primes | 35551st | |
| Primes | 45476th | |
| Roman numberals | ||
| Base 2 | 100001101100001011012 | 100001101100001011102 |
| Base 3 | 10010010112023 | 10010010112103 |
| Base 4 | 20123002314 | 20123002324 |
| Base 5 | 1201304115 | 1201304125 |
| Base 6 | 154552456 | 154552506 |
| Base 7 | 44561637 | 44561647 |
| Base 8 | 20660558 | 20660568 |
| Base 9 | 10311529 | 10311539 |
| Base 10 | 55198110 | 55198210 |
| Base 11 | 34779111 | 34779211 |
| Base 12 | 22752512 | 22752612 |
| Base 13 | 16432113 | 16432213 |
| Base 14 | 10523314 | 10523414 |
| Base 15 | ad83b15 | ad83c15 |
| Base 16 | 86c2d16 | 86c2e16 |