Compare 398423 vs 399989
| Property | 398423 | 399989 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 3984231 | 3999891 |
| Prime factorization | 398423 | 399989 |
| Divisors count | 2 | 2 |
| Divisors | 1, 398423 | 1, 399989 |
| Number of properties | 7 | 7 |
| Additive primes | 13328th | 13373rd |
| Chen primes | 13663rd | |
| Emirps | 6659th | |
| Happy primes | 4996th | |
| Isolated primes | 26157th | 26253rd |
| Primes | 33736th | 33860th |
| Safe primes | 2056th | |
| Sexy primes (2nd member) | 7631st | 7650th |
| Sophie germain primes | 3582nd | 3589th |
| Roman numberals | ||
| Base 2 | 11000010100010101112 | 11000011010011101012 |
| Base 3 | 2020201121023 | 2020222001023 |
| Base 4 | 12011011134 | 12012213114 |
| Base 5 | 1002221435 | 1002444245 |
| Base 6 | 123123156 | 123234456 |
| Base 7 | 32464047 | 32541027 |
| Base 8 | 14121278 | 14151658 |
| Base 9 | 6664729 | 6686129 |
| Base 10 | 39842310 | 39998910 |
| Base 11 | 25238311 | 25357711 |
| Base 12 | 17269b12 | 17358512 |
| Base 13 | 10c46c13 | 1100a513 |
| Base 14 | a52ab14 | a5aa914 |
| Base 15 | 7d0b815 | 7d7ae15 |
| Base 16 | 6145716 | 61a7516 |