Compare 19913 vs 21377
| Property | 19913 | 21377 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 199131 | 213771 |
| Prime factorization | 19913 | 21377 |
| Divisors count | 2 | 2 |
| Divisors | 1, 19913 | 1, 21377 |
| Number of properties | 10 | 8 |
| Additive primes | 1045th | |
| Chen primes | 1177th | |
| Emirps | 626th | |
| Good primes | 256th | 268th |
| Isolated primes | 1572nd | |
| Long primes | 861st | 909th |
| Primes | 2251st | 2398th |
| Prime triplets (1st member) | 181st | |
| Pythagorean primes | 1119th | 1190th |
| Sexy primes (1st member) | 691st | 728th |
| Sophie germain primes | 324th | |
| Super primes | 335th | |
| Twin primes (1st member) | 363rd | |
| Roman numberals | ||
| Base 2 | 1001101110010012 | 1010011100000012 |
| Base 3 | 10000221123 | 10020222023 |
| Base 4 | 103130214 | 110320014 |
| Base 5 | 11141235 | 11410025 |
| Base 6 | 2321056 | 2425456 |
| Base 7 | 1120257 | 1162167 |
| Base 8 | 467118 | 516018 |
| Base 9 | 302759 | 322829 |
| Base 10 | 1991310 | 2137710 |
| Base 11 | 13a6311 | 1507411 |
| Base 12 | b63512 | 1045512 |
| Base 13 | 90aa13 | 996513 |
| Base 14 | 738514 | 7b0d14 |
| Base 15 | 5d7815 | 650215 |
| Base 16 | 4dc916 | 538116 |