Compare 20887 vs 21193
| Property | 20887 | 21193 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 208871 | 211931 |
| Prime factorization | 20887 | 21193 |
| Divisors count | 2 | 2 |
| Divisors | 1, 20887 | 1, 21193 |
| Number of properties | 3 | 7 |
| Isolated primes | 1640th | |
| Lucky primes | 381st | 387th |
| Primes | 2349th | 2384th |
| Prime triplets (3rd member) | 178th | |
| Pythagorean primes | 1183rd | |
| Sexy primes (2nd member) | 722nd | |
| Twin primes (2nd member) | 361st | |
| Ulam primes | 180th | |
| Roman numberals | ||
| Base 2 | 1010001100101112 | 1010010110010012 |
| Base 3 | 10011221213 | 10020012213 |
| Base 4 | 110121134 | 110230214 |
| Base 5 | 11320225 | 11342335 |
| Base 6 | 2404116 | 2420416 |
| Base 7 | 1146167 | 1155347 |
| Base 8 | 506278 | 513118 |
| Base 9 | 315779 | 320579 |
| Base 10 | 2088710 | 2119310 |
| Base 11 | 1476911 | 14a1711 |
| Base 12 | 1010712 | 1032112 |
| Base 13 | 967913 | 985313 |
| Base 14 | 787d14 | 7a1b14 |
| Base 15 | 62c715 | 642d15 |
| Base 16 | 519716 | 52c916 |