Compare 989917 vs 990001
| Property | 989917 | 990001 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 9899171 | 9900011 |
| Prime factorization | 989917 | 990001 |
| Divisors count | 2 | 2 |
| Divisors | 1, 989917 | 1, 990001 |
| Number of properties | 5 | 3 |
| Additive primes | 29850th | 29855th |
| Cousin primes (1st member) | 8087th | |
| Emirps | 10950th | |
| Isolated primes | 61567th | |
| Primes | 77768th | 77778th |
| Twin primes (2nd member) | 8102nd | |
| Roman numberals | ||
| Base 2 | 111100011010110111012 | 111100011011001100012 |
| Base 3 | 12120212201213 | 12120220002013 |
| Base 4 | 33012231314 | 33012303014 |
| Base 5 | 2231341325 | 2231400015 |
| Base 6 | 331145416 | 331152016 |
| Base 7 | 112620257 | 112622057 |
| Base 8 | 36153358 | 36154618 |
| Base 9 | 17678179 | 17680219 |
| Base 10 | 98991710 | 99000110 |
| Base 11 | 61681511 | 61689111 |
| Base 12 | 3b8a5112 | 3b8b0112 |
| Base 13 | 28876613 | 2887cc13 |
| Base 14 | 1baa8514 | 1bab0514 |
| Base 15 | 14849715 | 14850115 |
| Base 16 | f1add16 | f1b3116 |