Compare 20101 vs 21517
| Property | 20101 | 21517 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 201011 | 215171 |
| Prime factorization | 20101 | 21517 |
| Divisors count | 2 | 2 |
| Divisors | 1, 20101 | 1, 21517 |
| Number of properties | 8 | 7 |
| Chen primes | 1117th | |
| Cousin primes (1st member) | 368th | |
| Isolated primes | 1587th | 1687th |
| Long primes | 869th | |
| Lucky primes | 370th | |
| Primes | 2272nd | 2414th |
| Prime triplets (1st member) | 183rd | |
| Pythagorean primes | 1129th | 1196th |
| Sexy primes (1st member) | 695th | 734th |
| Sexy prime triplets (1st member) | 191st | 200th |
| Roman numberals | ||
| Base 2 | 1001110100001012 | 1010100000011012 |
| Base 3 | 10001201113 | 10021112213 |
| Base 4 | 103220114 | 111000314 |
| Base 5 | 11204015 | 11420325 |
| Base 6 | 2330216 | 2433416 |
| Base 7 | 1124147 | 1165067 |
| Base 8 | 472058 | 520158 |
| Base 9 | 305149 | 324579 |
| Base 10 | 2010110 | 2151710 |
| Base 11 | 1411411 | 1519111 |
| Base 12 | b77112 | 1055112 |
| Base 13 | 91c313 | 9a4213 |
| Base 14 | 747b14 | 7bad14 |
| Base 15 | 5e5115 | 659715 |
| Base 16 | 4e8516 | 540d16 |