Compare 990961 vs 991031
| Property | 990961 | 991031 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 9909611 | 9910311 |
| Prime factorization | 990961 | 991031 |
| Divisors count | 2 | 2 |
| Divisors | 1, 990961 | 1, 991031 |
| Number of properties | 4 | 8 |
| Additive primes | 29875th | |
| Chen primes | 29727th | |
| Cousin primes (2nd member) | 8093rd | |
| Emirps | 10969th | |
| Isolated primes | 61630th | 61636th |
| Primes | 77845th | 77851st |
| Sexy primes (1st member) | 16260th | 16262nd |
| Sexy prime triplets (1st member) | 2881st | 2882nd |
| Roman numberals | ||
| Base 2 | 111100011110111100012 | 111100011111001101112 |
| Base 3 | 12121001000213 | 12121001022123 |
| Base 4 | 33013233014 | 33013303134 |
| Base 5 | 2232023215 | 2232031115 |
| Base 6 | 331234416 | 331240356 |
| Base 7 | 112650467 | 112652067 |
| Base 8 | 36173618 | 36174678 |
| Base 9 | 17703079 | 17703859 |
| Base 10 | 99096110 | 99103110 |
| Base 11 | 61758411 | 61763811 |
| Base 12 | 3b958112 | 3b961b12 |
| Base 13 | 28908a13 | 28911213 |
| Base 14 | 1bb1cd14 | 1bb23d14 |
| Base 15 | 14894115 | 14898b15 |
| Base 16 | f1ef116 | f1f3716 |