Compare 20663 vs 20717
| Property | 20663 | 20717 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 206631 | 207171 |
| Prime factorization | 20663 | 20717 |
| Divisors count | 2 | 2 |
| Divisors | 1, 20663 | 1, 20717 |
| Number of properties | 7 | 7 |
| Additive primes | 1081st | 1083rd |
| Chen primes | 1144th | 1146th |
| Good primes | 260th | |
| Happy primes | 386th | |
| Harmonic primes | 850th | |
| Isolated primes | 1627th | |
| Long primes | 886th | |
| Primes | 2328th | 2332nd |
| Pythagorean primes | 1160th | |
| Safe primes | 197th | |
| Twin primes (1st member) | 352nd | |
| Roman numberals | ||
| Base 2 | 1010000101101112 | 1010000111011012 |
| Base 3 | 10011000223 | 10011020223 |
| Base 4 | 110023134 | 110032314 |
| Base 5 | 11301235 | 11303325 |
| Base 6 | 2353556 | 2355256 |
| Base 7 | 1141467 | 1142547 |
| Base 8 | 502678 | 503558 |
| Base 9 | 313089 | 313689 |
| Base 10 | 2066310 | 2071710 |
| Base 11 | 1458511 | 1462411 |
| Base 12 | bb5b12 | bba512 |
| Base 13 | 953613 | 957813 |
| Base 14 | 775d14 | 779b14 |
| Base 15 | 61c815 | 621215 |
| Base 16 | 50b716 | 50ed16 |