Compare 389981 vs 390161
| Property | 389981 | 390161 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 3899811 | 3901611 |
| Prime factorization | 389981 | 390161 |
| Divisors count | 2 | 2 |
| Divisors | 1, 389981 | 1, 390161 |
| Number of properties | 3 | 6 |
| Chen primes | 13386th | |
| Cousin primes (2nd member) | 3724th | |
| Emirps | 6442nd | 6447th |
| Isolated primes | 25626th | 25638th |
| Primes | 33065th | 33081st |
| Sophie germain primes | 3529th | |
| Roman numberals | ||
| Base 2 | 10111110011010111012 | 10111110100000100012 |
| Base 3 | 2012102212023 | 2012110121023 |
| Base 4 | 11330311314 | 11331001014 |
| Base 5 | 444344115 | 444411215 |
| Base 6 | 122052456 | 122101456 |
| Base 7 | 32126547 | 32133327 |
| Base 8 | 13715358 | 13720218 |
| Base 9 | 6538529 | 6541729 |
| Base 10 | 38998110 | 39016110 |
| Base 11 | 246aa911 | 24715211 |
| Base 12 | 16982512 | 16995512 |
| Base 13 | 10867713 | 10878513 |
| Base 14 | a219b14 | a228914 |
| Base 15 | 7a83b15 | 7a90b15 |
| Base 16 | 5f35d16 | 5f41116 |