Compare 990001 vs 990013
| Property | 990001 | 990013 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 9900011 | 9900131 |
| Prime factorization | 990001 | 990013 |
| Divisors count | 2 | 2 |
| Divisors | 1, 990001 | 1, 990013 |
| Number of properties | 3 | 2 |
| Additive primes | 29855th | |
| Isolated primes | 61576th | |
| Primes | 77778th | 77779th |
| Twin primes (2nd member) | 8102nd | |
| Roman numberals | ||
| Base 2 | 111100011011001100012 | 111100011011001111012 |
| Base 3 | 12120220002013 | 12120220010113 |
| Base 4 | 33012303014 | 33012303314 |
| Base 5 | 2231400015 | 2231400235 |
| Base 6 | 331152016 | 331152216 |
| Base 7 | 112622057 | 112622237 |
| Base 8 | 36154618 | 36154758 |
| Base 9 | 17680219 | 17680349 |
| Base 10 | 99000110 | 99001310 |
| Base 11 | 61689111 | 6168a211 |
| Base 12 | 3b8b0112 | 3b8b1112 |
| Base 13 | 2887cc13 | 28880b13 |
| Base 14 | 1bab0514 | 1bab1314 |
| Base 15 | 14850115 | 14850d15 |
| Base 16 | f1b3116 | f1b3d16 |