Compare 18947 vs 19157
| Property | 18947 | 19157 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 189471 | 191571 |
| Prime factorization | 18947 | 19157 |
| Divisors count | 2 | 2 |
| Divisors | 1, 18947 | 1, 19157 |
| Number of properties | 5 | 6 |
| Additive primes | 1007th | 1012th |
| Chen primes | 1068th | |
| Harmonic primes | 786th | |
| Isolated primes | 1502nd | 1516th |
| Primes | 2155th | 2173rd |
| Pythagorean primes | 1078th | |
| Safe primes | 185th | |
| Sexy primes (1st member) | 664th | |
| Roman numberals | ||
| Base 2 | 1001010000000112 | 1001010110101012 |
| Base 3 | 2212222023 | 2220211123 |
| Base 4 | 102200034 | 102231114 |
| Base 5 | 11012425 | 11031125 |
| Base 6 | 2234156 | 2244056 |
| Base 7 | 1061457 | 1065657 |
| Base 8 | 450038 | 453258 |
| Base 9 | 278829 | 282459 |
| Base 10 | 1894710 | 1915710 |
| Base 11 | 1326511 | 1343611 |
| Base 12 | ab6b12 | b10512 |
| Base 13 | 881613 | 894813 |
| Base 14 | 6c9514 | 6da514 |
| Base 15 | 593215 | 5a2215 |
| Base 16 | 4a0316 | 4ad516 |