Compare 20477 vs 21517
| Property | 20477 | 21517 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 204771 | 215171 |
| Prime factorization | 20477 | 21517 |
| Divisors count | 2 | 2 |
| Divisors | 1, 20477 | 1, 21517 |
| Number of properties | 7 | 7 |
| Chen primes | 1137th | |
| Cousin primes (1st member) | 368th | |
| Isolated primes | 1687th | |
| Primes | 2311th | 2414th |
| Prime triplets (1st member) | 171st | 183rd |
| Pythagorean primes | 1151st | 1196th |
| Sexy primes (1st member) | 706th | 734th |
| Sexy prime triplets (1st member) | 200th | |
| Super primes | 344th | |
| Twin primes (1st member) | 348th | |
| Roman numberals | ||
| Base 2 | 1001111111111012 | 1010100000011012 |
| Base 3 | 10010021023 | 10021112213 |
| Base 4 | 103333314 | 111000314 |
| Base 5 | 11234025 | 11420325 |
| Base 6 | 2344456 | 2433416 |
| Base 7 | 1134627 | 1165067 |
| Base 8 | 477758 | 520158 |
| Base 9 | 310729 | 324579 |
| Base 10 | 2047710 | 2151710 |
| Base 11 | 1442611 | 1519111 |
| Base 12 | ba2512 | 1055112 |
| Base 13 | 942213 | 9a4213 |
| Base 14 | 766914 | 7bad14 |
| Base 15 | 610215 | 659715 |
| Base 16 | 4ffd16 | 540d16 |