Compare 20395 vs 20399
| Property | 20395 | 20399 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 51 × 40791 | 203991 |
| Prime factorization | 5 × 4079 | 20399 |
| Divisors count | 4 | 2 |
| Divisors | 1, 5, 4079, 20395 | 1, 20399 |
| Number of properties | 1 | 6 |
| Additive primes | 1071st | |
| Chen primes | 1133rd | |
| Isolated primes | 1614th | |
| Primes | 2305th | |
| Semiprimes | 5177th | |
| Sexy primes (2nd member) | 705th | |
| Ulam primes | 169th | |
| Roman numberals | ||
| Base 2 | 1001111101010112 | 1001111101011112 |
| Base 3 | 10002221013 | 10002221123 |
| Base 4 | 103322234 | 103322334 |
| Base 5 | 11230405 | 11230445 |
| Base 6 | 2342316 | 2342356 |
| Base 7 | 1133147 | 1133217 |
| Base 8 | 476538 | 476578 |
| Base 9 | 308719 | 308759 |
| Base 10 | 2039510 | 2039910 |
| Base 11 | 1436111 | 1436511 |
| Base 12 | b97712 | b97b12 |
| Base 13 | 938b13 | 939213 |
| Base 14 | 760b14 | 761114 |
| Base 15 | 609a15 | 609e15 |
| Base 16 | 4fab16 | 4faf16 |