Compare 1019 vs 1289
| Property | 1019 | 1289 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 10191 | 12891 |
| Prime factorization | 1019 | 1289 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1019 | 1, 1289 |
| Number of properties | 9 | 7 |
| Additive primes | 91st | |
| Chen primes | 117th | 136th |
| Long primes | 61st | |
| Primes | 171st | 209th |
| Pythagorean primes | 103rd | |
| Safe primes | 26th | |
| Sexy primes (2nd member) | 75th | 90th |
| Sexy prime triplets (3rd member) | 34th | |
| Solinas primes | 45th | |
| Sophie germain primes | 39th | 45th |
| Twin primes (1st member) | 36th | 44th |
| Roman numberals | MXIX | MCCLXXXIX |
| Base 2 | 11111110112 | 101000010012 |
| Base 3 | 11012023 | 12022023 |
| Base 4 | 333234 | 1100214 |
| Base 5 | 130345 | 201245 |
| Base 6 | 44156 | 55456 |
| Base 7 | 26547 | 35217 |
| Base 8 | 17738 | 24118 |
| Base 9 | 13529 | 16829 |
| Base 10 | 101910 | 128910 |
| Base 11 | 84711 | a7211 |
| Base 12 | 70b12 | 8b512 |
| Base 13 | 60513 | 78213 |
| Base 14 | 52b14 | 68114 |
| Base 15 | 47e15 | 5ae15 |
| Base 16 | 3fb16 | 50916 |