Compare 1229 vs 1238
| Property | 1229 | 1238 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 12291 | 21 × 6191 |
| Prime factorization | 1229 | 2 × 619 |
| Divisors count | 2 | 4 |
| Divisors | 1, 1229 | 1, 2, 619, 1238 |
| Number of properties | 9 | 1 |
| Chen primes | 132nd | |
| Emirps | 55th | |
| Long primes | 78th | |
| Primes | 201st | |
| Pythagorean primes | 99th | |
| Semiprimes | 364th | |
| Sexy primes (2nd member) | 87th | |
| Sexy prime triplets (3rd member) | 33rd | |
| Sophie germain primes | 44th | |
| Twin primes (1st member) | 42nd | |
| Roman numberals | MCCXXIX | MCCXXXVIII |
| Base 2 | 100110011012 | 100110101102 |
| Base 3 | 12001123 | 12002123 |
| Base 4 | 1030314 | 1031124 |
| Base 5 | 144045 | 144235 |
| Base 6 | 54056 | 54226 |
| Base 7 | 34047 | 34167 |
| Base 8 | 23158 | 23268 |
| Base 9 | 16159 | 16259 |
| Base 10 | 122910 | 123810 |
| Base 11 | a1811 | a2611 |
| Base 12 | 86512 | 87212 |
| Base 13 | 73713 | 74313 |
| Base 14 | 63b14 | 64614 |
| Base 15 | 56e15 | 57815 |
| Base 16 | 4cd16 | 4d616 |