Compare 398729 vs 398887
| Property | 398729 | 398887 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 3987291 | 3988871 |
| Prime factorization | 398729 | 398887 |
| Divisors count | 2 | 2 |
| Divisors | 1, 398729 | 1, 398887 |
| Number of properties | 3 | 4 |
| Additive primes | 13341st | |
| Chen primes | 13627th | |
| Happy primes | 4978th | |
| Isolated primes | 26182nd | |
| Primes | 33761st | 33771st |
| Twin primes (1st member) | 3794th | |
| Roman numberals | ||
| Base 2 | 11000010101100010012 | 11000010110001001112 |
| Base 3 | 2020202212023 | 2020210111213 |
| Base 4 | 12011120214 | 12011202134 |
| Base 5 | 1002244045 | 1002310225 |
| Base 6 | 123135456 | 123144116 |
| Base 7 | 32503227 | 32506367 |
| Base 8 | 14126118 | 14130478 |
| Base 9 | 6668529 | 6671479 |
| Base 10 | 39872910 | 39888710 |
| Base 11 | 25263111 | 25276511 |
| Base 12 | 1728b512 | 172a0712 |
| Base 13 | 10c64613 | 10c73813 |
| Base 14 | a544914 | a551d14 |
| Base 15 | 7d21e15 | 7d2c715 |
| Base 16 | 6158916 | 6162716 |