Compare 990889 vs 991927
| Property | 990889 | 991927 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 9908891 | 9919271 |
| Prime factorization | 990889 | 991927 |
| Divisors count | 2 | 2 |
| Divisors | 1, 990889 | 1, 991927 |
| Number of properties | 5 | 7 |
| Additive primes | 29873rd | 29904th |
| Chen primes | 29747th | |
| Cousin primes (1st member) | 8092nd | 8097th |
| Emirps | 10992nd | |
| Isolated primes | 61694th | |
| Lucky primes | 8557th | |
| Primes | 77840th | 77917th |
| Prime triplets (2nd member) | 2818th | |
| Twin primes (2nd member) | 8108th | |
| Roman numberals | ||
| Base 2 | 111100011110101010012 | 111100100010101101112 |
| Base 3 | 12121000201213 | 12121012000013 |
| Base 4 | 33013222214 | 33020223134 |
| Base 5 | 2232020245 | 2232202025 |
| Base 6 | 331232416 | 331321316 |
| Base 7 | 112646147 | 113006267 |
| Base 8 | 36172518 | 36212678 |
| Base 9 | 17702179 | 17716019 |
| Base 10 | 99088910 | 99192710 |
| Base 11 | 61751911 | 61828211 |
| Base 12 | 3b952112 | 3ba04712 |
| Base 13 | 28903313 | 28965113 |
| Base 14 | 1bb17b14 | 1bb6bd14 |
| Base 15 | 1488e415 | 148d8715 |
| Base 16 | f1ea916 | f22b716 |