Compare 1009 vs 1279
| Property | 1009 | 1279 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 10091 | 12791 |
| Prime factorization | 1009 | 1279 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1009 | 1, 1279 |
| Number of properties | 10 | 7 |
| Additive primes | 112th | |
| Chen primes | 116th | |
| Cousin primes (1st member) | 42nd | 46th |
| Emirps | 37th | 60th |
| Good primes | 45th | |
| Happy primes | 36th | |
| Isolated primes | 100th | |
| Lucky primes | 44th | |
| Primes | 169th | 207th |
| Prime triplets (2nd member) | 33rd | |
| Pythagorean primes | 81st | |
| Solinas primes | 44th | 53rd |
| Twin primes (2nd member) | 43rd | |
| Roman numberals | MIX | MCCLXXIX |
| Base 2 | 11111100012 | 100111111112 |
| Base 3 | 11011013 | 12021013 |
| Base 4 | 333014 | 1033334 |
| Base 5 | 130145 | 201045 |
| Base 6 | 44016 | 55316 |
| Base 7 | 26417 | 35057 |
| Base 8 | 17618 | 23778 |
| Base 9 | 13419 | 16719 |
| Base 10 | 100910 | 127910 |
| Base 11 | 83811 | a6311 |
| Base 12 | 70112 | 8a712 |
| Base 13 | 5c813 | 77513 |
| Base 14 | 52114 | 67514 |
| Base 15 | 47415 | 5a415 |
| Base 16 | 3f116 | 4ff16 |