Compare 639382 vs 639391
| Property | 639382 | 639391 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 21 × 3196911 | 6393911 |
| Prime factorization | 2 × 319691 | 639391 |
| Divisors count | 4 | 2 |
| Divisors | 1, 2, 319691, 639382 | 1, 639391 |
| Number of properties | 1 | 4 |
| Additive primes | 20334th | |
| Chen primes | 20356th | |
| Isolated primes | 40779th | |
| Primes | 52030th | |
| Semiprimes | 137011th | |
| Roman numberals | ||
| Base 2 | 100111000001100101102 | 100111000001100111112 |
| Base 3 | 10121110012113 | 10121110020113 |
| Base 4 | 21300121124 | 21300121334 |
| Base 5 | 1304300125 | 1304300315 |
| Base 6 | 214120346 | 214120516 |
| Base 7 | 53020427 | 53020547 |
| Base 8 | 23406268 | 23406378 |
| Base 9 | 11740549 | 11740649 |
| Base 10 | 63938210 | 63939110 |
| Base 11 | 3a741711 | 3a742511 |
| Base 12 | 26a01a12 | 26a02712 |
| Base 13 | 19504313 | 19504c13 |
| Base 14 | 12902214 | 12902b14 |
| Base 15 | c96a715 | c96b115 |
| Base 16 | 9c19616 | 9c19f16 |