Compare 1289 vs 1499
| Property | 1289 | 1499 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 12891 | 14991 |
| Prime factorization | 1289 | 1499 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1289 | 1, 1499 |
| Number of properties | 7 | 11 |
| Additive primes | 130th | |
| Chen primes | 136th | 154th |
| Emirps | 72nd | |
| Harmonic primes | 82nd | |
| Isolated primes | 140th | |
| Primes | 209th | 239th |
| Pythagorean primes | 103rd | |
| Sexy primes (2nd member) | 90th | 105th |
| Sexy prime quadrupletss (4th member) | 9th | |
| Sexy prime triplets (3rd member) | 34th | 40th |
| Sophie germain primes | 45th | 50th |
| Super primes | 52nd | |
| Twin primes (1st member) | 44th | |
| Roman numberals | MCCLXXXIX | MCDXCIX |
| Base 2 | 101000010012 | 101110110112 |
| Base 3 | 12022023 | 20011123 |
| Base 4 | 1100214 | 1131234 |
| Base 5 | 201245 | 214445 |
| Base 6 | 55456 | 105356 |
| Base 7 | 35217 | 42417 |
| Base 8 | 24118 | 27338 |
| Base 9 | 16829 | 20459 |
| Base 10 | 128910 | 149910 |
| Base 11 | a7211 | 114311 |
| Base 12 | 8b512 | a4b12 |
| Base 13 | 78213 | 8b413 |
| Base 14 | 68114 | 79114 |
| Base 15 | 5ae15 | 69e15 |
| Base 16 | 50916 | 5db16 |