Compare 18947 vs 19163
| Property | 18947 | 19163 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 189471 | 191631 |
| Prime factorization | 18947 | 19163 |
| Divisors count | 2 | 2 |
| Divisors | 1, 18947 | 1, 19163 |
| Number of properties | 5 | 6 |
| Additive primes | 1007th | |
| Chen primes | 1068th | 1079th |
| Emirps | 596th | |
| Isolated primes | 1502nd | 1517th |
| Primes | 2155th | 2174th |
| Safe primes | 185th | |
| Sexy primes (2nd member) | 664th | |
| Sophie germain primes | 312th | |
| Roman numberals | ||
| Base 2 | 1001010000000112 | 1001010110110112 |
| Base 3 | 2212222023 | 2220212023 |
| Base 4 | 102200034 | 102231234 |
| Base 5 | 11012425 | 11031235 |
| Base 6 | 2234156 | 2244156 |
| Base 7 | 1061457 | 1066047 |
| Base 8 | 450038 | 453338 |
| Base 9 | 278829 | 282529 |
| Base 10 | 1894710 | 1916310 |
| Base 11 | 1326511 | 1344111 |
| Base 12 | ab6b12 | b10b12 |
| Base 13 | 881613 | 895113 |
| Base 14 | 6c9514 | 6dab14 |
| Base 15 | 593215 | 5a2815 |
| Base 16 | 4a0316 | 4adb16 |