Compare 19961 vs 20201
| Property | 19961 | 20201 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 199611 | 202011 |
| Prime factorization | 19961 | 20201 |
| Divisors count | 2 | 2 |
| Divisors | 1, 19961 | 1, 20201 |
| Number of properties | 5 | 7 |
| Additive primes | 1061st | |
| Centered square primes | 36th | |
| Chen primes | 1110th | 1122nd |
| Good primes | 257th | |
| Isolated primes | 1598th | |
| Primes | 2256th | 2285th |
| Pythagorean primes | 1122nd | 1137th |
| Twin primes (1st member) | 341st | |
| Ulam primes | 166th | |
| Roman numberals | ||
| Base 2 | 1001101111110012 | 1001110111010012 |
| Base 3 | 10001010223 | 10002010123 |
| Base 4 | 103133214 | 103232214 |
| Base 5 | 11143215 | 11213015 |
| Base 6 | 2322256 | 2333056 |
| Base 7 | 1121247 | 1126167 |
| Base 8 | 467718 | 473518 |
| Base 9 | 303389 | 306359 |
| Base 10 | 1996110 | 2020110 |
| Base 11 | 13aa711 | 141a511 |
| Base 12 | b67512 | b83512 |
| Base 13 | 911613 | 926c13 |
| Base 14 | 73bb14 | 750d14 |
| Base 15 | 5dab15 | 5ebb15 |
| Base 16 | 4df916 | 4ee916 |