Compare 397981 vs 399853
| Property | 397981 | 399853 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 3979811 | 3998531 |
| Prime factorization | 397981 | 399853 |
| Divisors count | 2 | 2 |
| Divisors | 1, 397981 | 1, 399853 |
| Number of properties | 5 | 5 |
| Additive primes | 13316th | 13369th |
| Chen primes | 13602nd | |
| Emirps | 6696th | |
| Isolated primes | 26122nd | |
| Lucky primes | 4049th | 4061st |
| Primes | 33697th | 33849th |
| Twin primes (2nd member) | 3803rd | |
| Roman numberals | ||
| Base 2 | 11000010010100111012 | 11000011001111011012 |
| Base 3 | 2020122210013 | 2020221111013 |
| Base 4 | 12010221314 | 12012132314 |
| Base 5 | 1002134115 | 1002434035 |
| Base 6 | 123103016 | 123231016 |
| Base 7 | 32452037 | 32535167 |
| Base 8 | 14112358 | 14147558 |
| Base 9 | 6658319 | 6684419 |
| Base 10 | 39798110 | 39985310 |
| Base 11 | 25201111 | 25346311 |
| Base 12 | 17239112 | 17349112 |
| Base 13 | 10c1bc13 | 10cccc13 |
| Base 14 | a507314 | a5a0d14 |
| Base 15 | 7cdc115 | 7d71d15 |
| Base 16 | 6129d16 | 619ed16 |