Compare 1229 vs 1619
| Property | 1229 | 1619 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 12291 | 16191 |
| Prime factorization | 1229 | 1619 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1229 | 1, 1619 |
| Number of properties | 9 | 10 |
| Additive primes | 137th | |
| Chen primes | 132nd | 162nd |
| Emirps | 55th | 79th |
| Long primes | 78th | 100th |
| Primes | 201st | 256th |
| Pythagorean primes | 99th | |
| Safe primes | 35th | |
| Sexy primes (2nd member) | 87th | 110th |
| Sexy prime quadrupletss (4th member) | 10th | |
| Sexy prime triplets (3rd member) | 33rd | 42nd |
| Sophie germain primes | 44th | |
| Twin primes (1st member) | 42nd | 52nd |
| Roman numberals | MCCXXIX | MDCXIX |
| Base 2 | 100110011012 | 110010100112 |
| Base 3 | 12001123 | 20122223 |
| Base 4 | 1030314 | 1211034 |
| Base 5 | 144045 | 224345 |
| Base 6 | 54056 | 112556 |
| Base 7 | 34047 | 45027 |
| Base 8 | 23158 | 31238 |
| Base 9 | 16159 | 21889 |
| Base 10 | 122910 | 161910 |
| Base 11 | a1811 | 124211 |
| Base 12 | 86512 | b2b12 |
| Base 13 | 73713 | 97713 |
| Base 14 | 63b14 | 83914 |
| Base 15 | 56e15 | 72e15 |
| Base 16 | 4cd16 | 65316 |