Compare 8081 vs 8209
| Property | 8081 | 8209 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 80811 | 82091 |
| Prime factorization | 8081 | 8209 |
| Divisors count | 2 | 2 |
| Divisors | 1, 8081 | 1, 8209 |
| Number of properties | 9 | 6 |
| Additive primes | 498th | 504th |
| Chen primes | 546th | |
| Good primes | 149th | 153rd |
| Happy primes | 175th | |
| Isolated primes | 664th | 676th |
| Primes | 1015th | 1029th |
| Pythagorean primes | 504th | 510th |
| Sexy primes (1st member) | 347th | |
| Sexy prime triplets (1st member) | 109th | |
| Solinas primes | 77th | |
| Roman numberals | ||
| Base 2 | 11111100100012 | 100000000100012 |
| Base 3 | 1020020223 | 1020210013 |
| Base 4 | 13321014 | 20001014 |
| Base 5 | 2243115 | 2303145 |
| Base 6 | 1012256 | 1020016 |
| Base 7 | 323637 | 326357 |
| Base 8 | 176218 | 200218 |
| Base 9 | 120689 | 122319 |
| Base 10 | 808110 | 820910 |
| Base 11 | 608711 | 619311 |
| Base 12 | 481512 | 490112 |
| Base 13 | 38a813 | 397613 |
| Base 14 | 2d3314 | 2dc514 |
| Base 15 | 25db15 | 267415 |
| Base 16 | 1f9116 | 201116 |