Compare 229 vs 251
| Property | 229 | 251 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2291 | 2511 |
| Prime factorization | 229 | 251 |
| Divisors count | 2 | 2 |
| Divisors | 1, 229 | 1, 251 |
| Number of properties | 9 | 10 |
| Additive primes | 30th | |
| Chen primes | 41st | |
| Cousin primes (1st member) | 16th | |
| Good primes | 19th | |
| Harmonic primes | 20th | |
| Isolated primes | 21st | |
| Long primes | 19th | |
| Primes | 50th | 54th |
| Prime triplets (2nd member) | 16th | |
| Prime triplets (3rd member) | 15th | |
| Pythagorean primes | 22nd | |
| Sexy primes (1st member) | 30th | |
| Sexy primes (2nd member) | 27th | |
| Sexy prime quadrupletss (1st member) | 5th | |
| Sexy prime triplets (1st member) | 15th | |
| Solinas primes | 30th | |
| Sophie germain primes | 18th | |
| Twin primes (2nd member) | 16th | |
| Roman numberals | CCXXIX | CCLI |
| Base 2 | 111001012 | 111110112 |
| Base 3 | 221113 | 1000223 |
| Base 4 | 32114 | 33234 |
| Base 5 | 14045 | 20015 |
| Base 6 | 10216 | 10556 |
| Base 7 | 4457 | 5067 |
| Base 8 | 3458 | 3738 |
| Base 9 | 2749 | 3089 |
| Base 10 | 22910 | 25110 |
| Base 11 | 19911 | 20911 |
| Base 12 | 17112 | 18b12 |
| Base 13 | 14813 | 16413 |
| Base 14 | 12514 | 13d14 |
| Base 15 | 10415 | 11b15 |
| Base 16 | e516 | fb16 |