Compare 20717 vs 21149
| Property | 20717 | 21149 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 207171 | 211491 |
| Prime factorization | 20717 | 21149 |
| Divisors count | 2 | 2 |
| Divisors | 1, 20717 | 1, 21149 |
| Number of properties | 7 | 11 |
| Additive primes | 1083rd | 1104th |
| Chen primes | 1146th | 1168th |
| Good primes | 260th | |
| Happy primes | 386th | 394th |
| Isolated primes | 1658th | |
| Long primes | 904th | |
| Primes | 2332nd | 2377th |
| Pythagorean primes | 1160th | 1180th |
| Sexy primes (2nd member) | 719th | |
| Sophie germain primes | 344th | |
| Super primes | 352nd | |
| Twin primes (1st member) | 352nd | |
| Ulam primes | 178th | |
| Roman numberals | ||
| Base 2 | 1010000111011012 | 1010010100111012 |
| Base 3 | 10011020223 | 10020000223 |
| Base 4 | 110032314 | 110221314 |
| Base 5 | 11303325 | 11340445 |
| Base 6 | 2355256 | 2415256 |
| Base 7 | 1142547 | 1154427 |
| Base 8 | 503558 | 512358 |
| Base 9 | 313689 | 320089 |
| Base 10 | 2071710 | 2114910 |
| Base 11 | 1462411 | 1498711 |
| Base 12 | bba512 | 102a512 |
| Base 13 | 957813 | 981b13 |
| Base 14 | 779b14 | 79c914 |
| Base 15 | 621215 | 63ee15 |
| Base 16 | 50ed16 | 529d16 |