Compare 399989 vs 400123
| Property | 399989 | 400123 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 3999891 | 4001231 |
| Prime factorization | 399989 | 400123 |
| Divisors count | 2 | 2 |
| Divisors | 1, 399989 | 1, 400123 |
| Number of properties | 7 | 2 |
| Additive primes | 13373rd | |
| Chen primes | 13663rd | |
| Happy primes | 4996th | |
| Isolated primes | 26253rd | 26259th |
| Primes | 33860th | 33870th |
| Sexy primes (2nd member) | 7650th | |
| Sophie germain primes | 3589th | |
| Roman numberals | ||
| Base 2 | 11000011010011101012 | 11000011010111110112 |
| Base 3 | 2020222001023 | 2020222121013 |
| Base 4 | 12012213114 | 12012233234 |
| Base 5 | 1002444245 | 1003004435 |
| Base 6 | 123234456 | 123242316 |
| Base 7 | 32541027 | 32543537 |
| Base 8 | 14151658 | 14153738 |
| Base 9 | 6686129 | 6687719 |
| Base 10 | 39998910 | 40012310 |
| Base 11 | 25357711 | 25368911 |
| Base 12 | 17358512 | 17367712 |
| Base 13 | 1100a513 | 11017913 |
| Base 14 | a5aa914 | a5b6314 |
| Base 15 | 7d7ae15 | 7d84d15 |
| Base 16 | 61a7516 | 61afb16 |