Compare 1279 vs 1447
| Property | 1279 | 1447 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 12791 | 14471 |
| Prime factorization | 1279 | 1447 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1279 | 1, 1447 |
| Number of properties | 7 | 9 |
| Additive primes | 112th | |
| Cousin primes (1st member) | 46th | 51st |
| Emirps | 60th | |
| Happy primes | 45th | |
| Isolated primes | 136th | |
| Long primes | 89th | |
| Primes | 207th | 229th |
| Prime triplets (1st member) | 38th | |
| Prime triplets (2nd member) | 33rd | |
| Sexy primes (1st member) | 100th | |
| Sexy prime triplets (1st member) | 38th | |
| Solinas primes | 53rd | |
| Super primes | 50th | |
| Twin primes (2nd member) | 43rd | |
| Roman numberals | MCCLXXIX | MCDXLVII |
| Base 2 | 100111111112 | 101101001112 |
| Base 3 | 12021013 | 12221213 |
| Base 4 | 1033334 | 1122134 |
| Base 5 | 201045 | 212425 |
| Base 6 | 55316 | 104116 |
| Base 7 | 35057 | 41357 |
| Base 8 | 23778 | 26478 |
| Base 9 | 16719 | 18779 |
| Base 10 | 127910 | 144710 |
| Base 11 | a6311 | 10a611 |
| Base 12 | 8a712 | a0712 |
| Base 13 | 77513 | 87413 |
| Base 14 | 67514 | 75514 |
| Base 15 | 5a415 | 66715 |
| Base 16 | 4ff16 | 5a716 |