Compare 1009 vs 1109
| Property | 1009 | 1109 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 10091 | 11091 |
| Prime factorization | 1009 | 1109 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1009 | 1, 1109 |
| Number of properties | 10 | 11 |
| Additive primes | 100th | |
| Chen primes | 116th | 124th |
| Cousin primes (1st member) | 42nd | |
| Emirps | 37th | 46th |
| Good primes | 45th | |
| Happy primes | 36th | |
| Harmonic primes | 67th | |
| Isolated primes | 100th | 107th |
| Long primes | 71st | |
| Lucky primes | 44th | |
| Primes | 169th | 186th |
| Pythagorean primes | 81st | 90th |
| Sexy primes (2nd member) | 81st | |
| Sexy prime quadrupletss (4th member) | 8th | |
| Sexy prime triplets (3rd member) | 30th | |
| Solinas primes | 44th | |
| Roman numberals | MIX | MCIX |
| Base 2 | 11111100012 | 100010101012 |
| Base 3 | 11011013 | 11120023 |
| Base 4 | 333014 | 1011114 |
| Base 5 | 130145 | 134145 |
| Base 6 | 44016 | 50456 |
| Base 7 | 26417 | 31437 |
| Base 8 | 17618 | 21258 |
| Base 9 | 13419 | 14629 |
| Base 10 | 100910 | 110910 |
| Base 11 | 83811 | 91911 |
| Base 12 | 70112 | 78512 |
| Base 13 | 5c813 | 67413 |
| Base 14 | 52114 | 59314 |
| Base 15 | 47415 | 4de15 |
| Base 16 | 3f116 | 45516 |