Compare 990917 vs 991147
| Property | 990917 | 991147 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 9909171 | 9911471 |
| Prime factorization | 990917 | 991147 |
| Divisors count | 2 | 2 |
| Divisors | 1, 990917 | 1, 991147 |
| Number of properties | 4 | 4 |
| Additive primes | 29882nd | |
| Chen primes | 29725th | 29729th |
| Isolated primes | 61627th | 61645th |
| Primes | 77842nd | 77862nd |
| Sexy primes (1st member) | 16259th | |
| Roman numberals | ||
| Base 2 | 111100011110110001012 | 111100011111101010112 |
| Base 3 | 12121000211223 | 12121001210113 |
| Base 4 | 33013230114 | 33013322234 |
| Base 5 | 2232021325 | 2232040425 |
| Base 6 | 331233256 | 331243516 |
| Base 7 | 112646547 | 112654337 |
| Base 8 | 36173058 | 36176538 |
| Base 9 | 17702489 | 17705349 |
| Base 10 | 99091710 | 99114710 |
| Base 11 | 61754411 | 61773311 |
| Base 12 | 3b954512 | 3b96b712 |
| Base 13 | 28905513 | 2891a113 |
| Base 14 | 1bb19b14 | 1bb2c314 |
| Base 15 | 14891215 | 148a1715 |
| Base 16 | f1ec516 | f1fab16 |