Compare 19963 vs 20021
| Property | 19963 | 20021 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 199631 | 200211 |
| Prime factorization | 19963 | 20021 |
| Divisors count | 2 | 2 |
| Divisors | 1, 19963 | 1, 20021 |
| Number of properties | 5 | 6 |
| Additive primes | 1051st | |
| Chen primes | 1113th | |
| Happy primes | 375th | |
| Harmonic primes | 818th | 822nd |
| Lucky primes | 366th | |
| Primes | 2257th | 2264th |
| Pythagorean primes | 1126th | |
| Twin primes (1st member) | 343rd | |
| Twin primes (2nd member) | 341st | |
| Roman numberals | ||
| Base 2 | 1001101111110112 | 1001110001101012 |
| Base 3 | 10001011013 | 10001101123 |
| Base 4 | 103133234 | 103203114 |
| Base 5 | 11143235 | 11200415 |
| Base 6 | 2322316 | 2324056 |
| Base 7 | 1121267 | 1122417 |
| Base 8 | 467738 | 470658 |
| Base 9 | 303419 | 304159 |
| Base 10 | 1996310 | 2002110 |
| Base 11 | 13aa911 | 1405111 |
| Base 12 | b67712 | b70512 |
| Base 13 | 911813 | 916113 |
| Base 14 | 73bd14 | 742114 |
| Base 15 | 5dad15 | 5deb15 |
| Base 16 | 4dfb16 | 4e3516 |