Compare 269 vs 521
| Property | 269 | 521 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2691 | 5211 |
| Prime factorization | 269 | 521 |
| Divisors count | 2 | 2 |
| Divisors | 1, 269 | 1, 521 |
| Number of properties | 10 | 6 |
| Additive primes | 33rd | |
| Chen primes | 44th | 70th |
| Good primes | 21st | |
| Long primes | 23rd | |
| Lucas primes | 8th | |
| Primes | 57th | 98th |
| Pythagorean primes | 26th | 46th |
| Sexy primes (2nd member) | 32nd | |
| Sexy prime quadrupletss (4th member) | 5th | |
| Sexy prime triplets (3rd member) | 16th | |
| Solinas primes | 39th | |
| Twin primes (1st member) | 18th | 25th |
| Roman numberals | CCLXIX | DXXI |
| Base 2 | 1000011012 | 10000010012 |
| Base 3 | 1002223 | 2010223 |
| Base 4 | 100314 | 200214 |
| Base 5 | 20345 | 40415 |
| Base 6 | 11256 | 22256 |
| Base 7 | 5337 | 13437 |
| Base 8 | 4158 | 10118 |
| Base 9 | 3289 | 6389 |
| Base 10 | 26910 | 52110 |
| Base 11 | 22511 | 43411 |
| Base 12 | 1a512 | 37512 |
| Base 13 | 17913 | 31113 |
| Base 14 | 15314 | 29314 |
| Base 15 | 12e15 | 24b15 |
| Base 16 | 10d16 | 20916 |