Compare 2221 vs 2689
| Property | 2221 | 2689 | 
|---|---|---|
| Type | prime | prime | 
| Unique factors | 1 | 1 | 
| Total factors | 1 | 1 | 
| Prime factorization | 22211 | 26891 | 
| Prime factorization | 2221 | 2689 | 
| Divisors count | 2 | 2 | 
| Divisors | 1, 2221 | 1, 2689 | 
| Number of properties | 8 | 11 | 
| Additive primes | 174th | |
| Cousin primes (1st member) | 81st | |
| Happy primes | 59th | |
| Isolated primes | 198th | |
| Long primes | 129th | |
| Lucky primes | 74th | 85th | 
| Primes | 331st | 391st | 
| Prime triplets (2nd member) | 59th | |
| Prime triplets (3rd member) | 58th | |
| Proth primes | 23rd | |
| Pythagorean primes | 161st | 191st | 
| Sexy primes (2nd member) | 157th | |
| Sexy prime quadrupletss (4th member) | 14th | |
| Sexy prime triplets (3rd member) | 57th | |
| Super primes | 67th | |
| Twin primes (2nd member) | 76th | |
| Roman numberals | MMCCXXI | MMDCLXXXIX | 
| Base 2 | 1000101011012 | 1010100000012 | 
| Base 3 | 100010213 | 102001213 | 
| Base 4 | 2022314 | 2220014 | 
| Base 5 | 323415 | 412245 | 
| Base 6 | 141416 | 202416 | 
| Base 7 | 63227 | 105617 | 
| Base 8 | 42558 | 52018 | 
| Base 9 | 30379 | 36179 | 
| Base 10 | 222110 | 268910 | 
| Base 11 | 173a11 | 202511 | 
| Base 12 | 135112 | 168112 | 
| Base 13 | 101b13 | 12bb13 | 
| Base 14 | b4914 | da114 | 
| Base 15 | 9d115 | be415 | 
| Base 16 | 8ad16 | a8116 |