Compare 21139 vs 21193
| Property | 21139 | 21193 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 211391 | 211931 |
| Prime factorization | 21139 | 21193 |
| Divisors count | 2 | 2 |
| Divisors | 1, 21139 | 1, 21193 |
| Number of properties | 5 | 7 |
| Cousin primes (1st member) | 360th | |
| Good primes | 266th | |
| Isolated primes | 1656th | |
| Lucky primes | 385th | 387th |
| Primes | 2375th | 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 | 1010010100100112 | 1010010110010012 |
| Base 3 | 10012222213 | 10020012213 |
| Base 4 | 110221034 | 110230214 |
| Base 5 | 11340245 | 11342335 |
| Base 6 | 2415116 | 2420416 |
| Base 7 | 1154267 | 1155347 |
| Base 8 | 512238 | 513118 |
| Base 9 | 318879 | 320579 |
| Base 10 | 2113910 | 2119310 |
| Base 11 | 1497811 | 14a1711 |
| Base 12 | 1029712 | 1032112 |
| Base 13 | 981113 | 985313 |
| Base 14 | 79bd14 | 7a1b14 |
| Base 15 | 63e415 | 642d15 |
| Base 16 | 529316 | 52c916 |