Compare 18899 vs 19963
| Property | 18899 | 19963 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 188991 | 199631 |
| Prime factorization | 18899 | 19963 |
| Divisors count | 2 | 2 |
| Divisors | 1, 18899 | 1, 19963 |
| Number of properties | 8 | 5 |
| Chen primes | 1065th | |
| Emirps | 589th | |
| Good primes | 246th | |
| Happy primes | 367th | 375th |
| Harmonic primes | 818th | |
| Isolated primes | 1501st | |
| Long primes | 824th | |
| Lucky primes | 366th | |
| Primes | 2150th | 2257th |
| Sophie germain primes | 311th | |
| Twin primes (2nd member) | 341st | |
| Roman numberals | ||
| Base 2 | 1001001110100112 | 1001101111110112 |
| Base 3 | 2212202223 | 10001011013 |
| Base 4 | 102131034 | 103133234 |
| Base 5 | 11010445 | 11143235 |
| Base 6 | 2232556 | 2322316 |
| Base 7 | 1060467 | 1121267 |
| Base 8 | 447238 | 467738 |
| Base 9 | 278289 | 303419 |
| Base 10 | 1889910 | 1996310 |
| Base 11 | 1322111 | 13aa911 |
| Base 12 | ab2b12 | b67712 |
| Base 13 | 87aa13 | 911813 |
| Base 14 | 6c5d14 | 73bd14 |
| Base 15 | 58ee15 | 5dad15 |
| Base 16 | 49d316 | 4dfb16 |