Compare 990889 vs 991031
| Property | 990889 | 991031 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 9908891 | 9910311 |
| Prime factorization | 990889 | 991031 |
| Divisors count | 2 | 2 |
| Divisors | 1, 990889 | 1, 991031 |
| Number of properties | 5 | 8 |
| Additive primes | 29873rd | 29875th |
| Chen primes | 29727th | |
| Cousin primes (1st member) | 8092nd | |
| Cousin primes (2nd member) | 8093rd | |
| Emirps | 10969th | |
| Isolated primes | 61636th | |
| Primes | 77840th | 77851st |
| Prime triplets (2nd member) | 2818th | |
| Sexy primes (1st member) | 16262nd | |
| Sexy prime triplets (1st member) | 2882nd | |
| Twin primes (2nd member) | 8108th | |
| Roman numberals | ||
| Base 2 | 111100011110101010012 | 111100011111001101112 |
| Base 3 | 12121000201213 | 12121001022123 |
| Base 4 | 33013222214 | 33013303134 |
| Base 5 | 2232020245 | 2232031115 |
| Base 6 | 331232416 | 331240356 |
| Base 7 | 112646147 | 112652067 |
| Base 8 | 36172518 | 36174678 |
| Base 9 | 17702179 | 17703859 |
| Base 10 | 99088910 | 99103110 |
| Base 11 | 61751911 | 61763811 |
| Base 12 | 3b952112 | 3b961b12 |
| Base 13 | 28903313 | 28911213 |
| Base 14 | 1bb17b14 | 1bb23d14 |
| Base 15 | 1488e415 | 14898b15 |
| Base 16 | f1ea916 | f1f3716 |