Compare 138863 vs 138865
| Property | 138863 | 138865 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 1388631 | 51 × 277731 |
| Prime factorization | 138863 | 5 × 27773 |
| Divisors count | 2 | 4 |
| Divisors | 1, 138863 | 1, 5, 27773, 138865 |
| Number of properties | 7 | 1 |
| Additive primes | 5330th | |
| Chen primes | 5564th | |
| Isolated primes | 9716th | |
| Long primes | 4830th | |
| Primes | 12915th | |
| Safe primes | 874th | |
| Semiprimes | 31938th | |
| Sexy primes (1st member) | 3184th | |
| Roman numberals | ||
| Base 2 | 1000011110011011112 | 1000011110011100012 |
| Base 3 | 210011110023 | 210011110113 |
| Base 4 | 2013212334 | 2013213014 |
| Base 5 | 134204235 | 134204305 |
| Base 6 | 25505156 | 25505216 |
| Base 7 | 11155647 | 11155667 |
| Base 8 | 4171578 | 4171618 |
| Base 9 | 2314329 | 2314349 |
| Base 10 | 13886310 | 13886510 |
| Base 11 | 9536a11 | 9537111 |
| Base 12 | 6843b12 | 6844112 |
| Base 13 | 4b28a13 | 4b28c13 |
| Base 14 | 3886b14 | 3886d14 |
| Base 15 | 2b22815 | 2b22a15 |
| Base 16 | 21e6f16 | 21e7116 |