Compare 989981 vs 990239
| Property | 989981 | 990239 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 9899811 | 9902391 |
| Prime factorization | 989981 | 990239 |
| Divisors count | 2 | 2 |
| Divisors | 1, 989981 | 1, 990239 |
| Number of properties | 5 | 3 |
| Chen primes | 29703rd | |
| Cousin primes (2nd member) | 8088th | |
| Emirps | 10953rd | |
| Isolated primes | 61575th | 61586th |
| Primes | 77776th | 77791st |
| Safe primes | 4289th | |
| Roman numberals | ||
| Base 2 | 111100011011000111012 | 111100011100000111112 |
| Base 3 | 12120212222223 | 12120221001123 |
| Base 4 | 33012301314 | 33013001334 |
| Base 5 | 2231344115 | 2231414245 |
| Base 6 | 331151256 | 331202356 |
| Base 7 | 112621467 | 112626657 |
| Base 8 | 36154358 | 36160378 |
| Base 9 | 17678889 | 17683159 |
| Base 10 | 98998110 | 99023910 |
| Base 11 | 61687311 | 616a8811 |
| Base 12 | 3b8aa512 | 3b907b12 |
| Base 13 | 2887b513 | 28895313 |
| Base 14 | 1baacd14 | 1bac3514 |
| Base 15 | 1484db15 | 14860e15 |
| Base 16 | f1b1d16 | f1c1f16 |