Compare 990989 vs 991409
| Property | 990989 | 991409 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 9909891 | 9914091 |
| Prime factorization | 990989 | 991409 |
| Divisors count | 2 | 2 |
| Divisors | 1, 990989 | 1, 991409 |
| Number of properties | 4 | 3 |
| Chen primes | 29726th | 29732nd |
| Emirps | 10968th | |
| Isolated primes | 61633rd | 61661st |
| Primes | 77848th | 77878th |
| Roman numberals | ||
| Base 2 | 111100011111000011012 | 111100100000101100012 |
| Base 3 | 12121001010223 | 12121002212123 |
| Base 4 | 33013300314 | 33020023014 |
| Base 5 | 2232024245 | 2232111145 |
| Base 6 | 331235256 | 331255056 |
| Base 7 | 112651167 | 112662567 |
| Base 8 | 36174158 | 36202618 |
| Base 9 | 17703389 | 17708559 |
| Base 10 | 99098910 | 99140910 |
| Base 11 | 6175aa11 | 61795111 |
| Base 12 | 3b95a512 | 3b989512 |
| Base 13 | 2890ac13 | 28934313 |
| Base 14 | 1bb20d14 | 1bb42d14 |
| Base 15 | 14895e15 | 148b3e15 |
| Base 16 | f1f0d16 | f20b116 |