Compare 38639 vs 38642
| Property | 38639 | 38642 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 2 |
| Total factors | 1 | 3 |
| Prime factorization | 386391 | 21 × 1392 |
| Prime factorization | 38639 | 2 × 139 × 139 |
| Divisors count | 2 | 6 |
| Divisors | 1, 38639 | 1, 2, 139, 278, 19321, 38642 |
| Number of properties | 7 | 0 |
| Additive primes | 1829th | |
| Chen primes | 1921st | |
| Emirps | 927th | |
| Isolated primes | 2917th | |
| Primes | 4070th | |
| Safe primes | 314th | |
| Sophie germain primes | 545th | |
| Roman numberals | ||
| Base 2 | 10010110111011112 | 10010110111100102 |
| Base 3 | 12220000023 | 12220000123 |
| Base 4 | 211232334 | 211233024 |
| Base 5 | 22140245 | 22140325 |
| Base 6 | 4545156 | 4545226 |
| Base 7 | 2204367 | 2204427 |
| Base 8 | 1133578 | 1133628 |
| Base 9 | 580029 | 580059 |
| Base 10 | 3863910 | 3864210 |
| Base 11 | 2703711 | 2703a11 |
| Base 12 | 1a43b12 | 1a44212 |
| Base 13 | 1478313 | 1478613 |
| Base 14 | 1011d14 | 1012214 |
| Base 15 | b6ae15 | b6b215 |
| Base 16 | 96ef16 | 96f216 |