Compare 20509 vs 20717
| Property | 20509 | 20717 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 205091 | 207171 |
| Prime factorization | 20509 | 20717 |
| Divisors count | 2 | 2 |
| Divisors | 1, 20509 | 1, 20717 |
| Number of properties | 5 | 7 |
| Additive primes | 1083rd | |
| Chen primes | 1146th | |
| Good primes | 260th | |
| Happy primes | 386th | |
| Long primes | 882nd | |
| Lucky primes | 375th | |
| Primes | 2315th | 2332nd |
| Pythagorean primes | 1152nd | 1160th |
| Twin primes (1st member) | 352nd | |
| Twin primes (2nd member) | 349th | |
| Roman numberals | ||
| Base 2 | 1010000000111012 | 1010000111011012 |
| Base 3 | 10010101213 | 10011020223 |
| Base 4 | 110001314 | 110032314 |
| Base 5 | 11240145 | 11303325 |
| Base 6 | 2345416 | 2355256 |
| Base 7 | 1135367 | 1142547 |
| Base 8 | 500358 | 503558 |
| Base 9 | 311179 | 313689 |
| Base 10 | 2050910 | 2071710 |
| Base 11 | 1445511 | 1462411 |
| Base 12 | ba5112 | bba512 |
| Base 13 | 944813 | 957813 |
| Base 14 | 768d14 | 779b14 |
| Base 15 | 612415 | 621215 |
| Base 16 | 501d16 | 50ed16 |