Compare 1279 vs 1609
| Property | 1279 | 1609 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 12791 | 16091 |
| Prime factorization | 1279 | 1609 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1279 | 1, 1609 |
| Number of properties | 7 | 6 |
| Additive primes | 112th | |
| Cousin primes (1st member) | 46th | 58th |
| Emirps | 60th | |
| Harmonic primes | 87th | |
| Primes | 207th | 254th |
| Prime triplets (2nd member) | 33rd | 42nd |
| Pythagorean primes | 121st | |
| Solinas primes | 53rd | |
| Twin primes (2nd member) | 43rd | 51st |
| Roman numberals | MCCLXXIX | MDCIX |
| Base 2 | 100111111112 | 110010010012 |
| Base 3 | 12021013 | 20121213 |
| Base 4 | 1033334 | 1210214 |
| Base 5 | 201045 | 224145 |
| Base 6 | 55316 | 112416 |
| Base 7 | 35057 | 44567 |
| Base 8 | 23778 | 31118 |
| Base 9 | 16719 | 21779 |
| Base 10 | 127910 | 160910 |
| Base 11 | a6311 | 123311 |
| Base 12 | 8a712 | b2112 |
| Base 13 | 77513 | 96a13 |
| Base 14 | 67514 | 82d14 |
| Base 15 | 5a415 | 72415 |
| Base 16 | 4ff16 | 64916 |