Compare 19961 vs 20089
| Property | 19961 | 20089 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 199611 | 200891 |
| Prime factorization | 19961 | 20089 |
| Divisors count | 2 | 2 |
| Divisors | 1, 19961 | 1, 20089 |
| Number of properties | 5 | 5 |
| Additive primes | 1056th | |
| Chen primes | 1110th | |
| Good primes | 257th | |
| Isolated primes | 1586th | |
| Lucky primes | 369th | |
| Primes | 2256th | 2271st |
| Pythagorean primes | 1122nd | 1128th |
| Twin primes (1st member) | 341st | |
| Roman numberals | ||
| Base 2 | 1001101111110012 | 1001110011110012 |
| Base 3 | 10001010223 | 10001200013 |
| Base 4 | 103133214 | 103213214 |
| Base 5 | 11143215 | 11203245 |
| Base 6 | 2322256 | 2330016 |
| Base 7 | 1121247 | 1123667 |
| Base 8 | 467718 | 471718 |
| Base 9 | 303389 | 305019 |
| Base 10 | 1996110 | 2008910 |
| Base 11 | 13aa711 | 1410311 |
| Base 12 | b67512 | b76112 |
| Base 13 | 911613 | 91b413 |
| Base 14 | 73bb14 | 746d14 |
| Base 15 | 5dab15 | 5e4415 |
| Base 16 | 4df916 | 4e7916 |