Compare 681899 vs 681997
| Property | 681899 | 681997 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6818991 | 6819971 |
| Prime factorization | 681899 | 681997 |
| Divisors count | 2 | 2 |
| Divisors | 1, 681899 | 1, 681997 |
| Number of properties | 5 | 3 |
| Additive primes | 21529th | |
| Chen primes | 21552nd | |
| Cousin primes (1st member) | 5953rd | |
| Isolated primes | 43310th | 43317th |
| Primes | 55207th | 55216th |
| Super primes | 5608th | |
| Roman numberals | ||
| Base 2 | 101001100111101010112 | 101001101000000011012 |
| Base 3 | 10211221011123 | 10211221120113 |
| Base 4 | 22121322234 | 22122000314 |
| Base 5 | 1333100445 | 1333104425 |
| Base 6 | 223405356 | 223412216 |
| Base 7 | 55400217 | 55402217 |
| Base 8 | 24636538 | 24640158 |
| Base 9 | 12483459 | 12484649 |
| Base 10 | 68189910 | 68199710 |
| Base 11 | 42635911 | 42643811 |
| Base 12 | 28a74b12 | 28a81112 |
| Base 13 | 1ab4ba13 | 1ab56413 |
| Base 14 | 13a71114 | 13a78114 |
| Base 15 | d709e15 | d711715 |
| Base 16 | a67ab16 | a680d16 |