Compare 989981 vs 990013
| Property | 989981 | 990013 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 9899811 | 9900131 |
| Prime factorization | 989981 | 990013 |
| Divisors count | 2 | 2 |
| Divisors | 1, 989981 | 1, 990013 |
| Number of properties | 5 | 2 |
| Chen primes | 29703rd | |
| Cousin primes (2nd member) | 8088th | |
| Emirps | 10953rd | |
| Isolated primes | 61575th | 61576th |
| Primes | 77776th | 77779th |
| Roman numberals | ||
| Base 2 | 111100011011000111012 | 111100011011001111012 |
| Base 3 | 12120212222223 | 12120220010113 |
| Base 4 | 33012301314 | 33012303314 |
| Base 5 | 2231344115 | 2231400235 |
| Base 6 | 331151256 | 331152216 |
| Base 7 | 112621467 | 112622237 |
| Base 8 | 36154358 | 36154758 |
| Base 9 | 17678889 | 17680349 |
| Base 10 | 98998110 | 99001310 |
| Base 11 | 61687311 | 6168a211 |
| Base 12 | 3b8aa512 | 3b8b1112 |
| Base 13 | 2887b513 | 28880b13 |
| Base 14 | 1baacd14 | 1bab1314 |
| Base 15 | 1484db15 | 14850d15 |
| Base 16 | f1b1d16 | f1b3d16 |