Compare 1229 vs 1439
| Property | 1229 | 1439 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 12291 | 14391 |
| Prime factorization | 1229 | 1439 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1229 | 1, 1439 |
| Number of properties | 9 | 9 |
| Additive primes | 124th | |
| Chen primes | 132nd | 148th |
| Emirps | 55th | 68th |
| Isolated primes | 135th | |
| Long primes | 78th | |
| Primes | 201st | 228th |
| Pythagorean primes | 99th | |
| Safe primes | 32nd | |
| Sexy primes (2nd member) | 87th | 99th |
| Sexy prime triplets (3rd member) | 33rd | 37th |
| Sophie germain primes | 44th | 47th |
| Twin primes (1st member) | 42nd | |
| Roman numberals | MCCXXIX | MCDXXXIX |
| Base 2 | 100110011012 | 101100111112 |
| Base 3 | 12001123 | 12220223 |
| Base 4 | 1030314 | 1121334 |
| Base 5 | 144045 | 212245 |
| Base 6 | 54056 | 103556 |
| Base 7 | 34047 | 41247 |
| Base 8 | 23158 | 26378 |
| Base 9 | 16159 | 18689 |
| Base 10 | 122910 | 143910 |
| Base 11 | a1811 | 109911 |
| Base 12 | 86512 | 9bb12 |
| Base 13 | 73713 | 86913 |
| Base 14 | 63b14 | 74b14 |
| Base 15 | 56e15 | 65e15 |
| Base 16 | 4cd16 | 59f16 |