Compare 21647 vs 22157
| Property | 21647 | 22157 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 216471 | 221571 |
| Prime factorization | 21647 | 22157 |
| Divisors count | 2 | 2 |
| Divisors | 1, 21647 | 1, 22157 |
| Number of properties | 4 | 7 |
| Additive primes | 1147th | |
| Chen primes | 1193rd | 1217th |
| Cousin primes (2nd member) | 377th | |
| Long primes | 918th | |
| Primes | 2430th | 2485th |
| Prime triplets (2nd member) | 186th | |
| Pythagorean primes | 1232nd | |
| Twin primes (1st member) | 370th | 376th |
| Roman numberals | ||
| Base 2 | 1010100100011112 | 1010110100011012 |
| Base 3 | 10022002023 | 10101011223 |
| Base 4 | 111020334 | 111220314 |
| Base 5 | 11430425 | 12021125 |
| Base 6 | 2441156 | 2503256 |
| Base 7 | 1200537 | 1214127 |
| Base 8 | 522178 | 532158 |
| Base 9 | 326229 | 333489 |
| Base 10 | 2164710 | 2215710 |
| Base 11 | 1529a11 | 1571311 |
| Base 12 | 1063b12 | 109a512 |
| Base 13 | 9b1213 | a11513 |
| Base 14 | 7c6314 | 810914 |
| Base 15 | 663215 | 687215 |
| Base 16 | 548f16 | 568d16 |