Compare 399689 vs 399697
| Property | 399689 | 399697 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 3996891 | 1511 × 26471 |
| Prime factorization | 399689 | 151 × 2647 |
| Divisors count | 2 | 4 |
| Divisors | 1, 399689 | 1, 151, 2647, 399697 |
| Number of properties | 3 | 1 |
| Chen primes | 13654th | |
| Primes | 33836th | |
| Semiprimes | 87491st | |
| Twin primes (1st member) | 3802nd | |
| Roman numberals | ||
| Base 2 | 11000011001010010012 | 11000011001010100012 |
| Base 3 | 2020220210223 | 2020220211213 |
| Base 4 | 12012110214 | 12012111014 |
| Base 5 | 1002422245 | 1002422425 |
| Base 6 | 123222256 | 123222416 |
| Base 7 | 32531637 | 32532047 |
| Base 8 | 14145118 | 14145218 |
| Base 9 | 6682389 | 6682479 |
| Base 10 | 39968910 | 39969710 |
| Base 11 | 25332411 | 25333111 |
| Base 12 | 17337512 | 17338112 |
| Base 13 | 10cc0413 | 10cc0c13 |
| Base 14 | a593314 | a593b14 |
| Base 15 | 7d65e15 | 7d66715 |
| Base 16 | 6194916 | 6195116 |