Compare 609 vs 613
| Property | 609 | 613 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 31 × 71 × 291 | 6131 |
| Prime factorization | 3 × 7 × 29 | 613 |
| Divisors count | 8 | 2 |
| Divisors | 1, 3, 7, 21, 29, 87, 203, 609 | 1, 613 |
| Number of properties | 0 | 13 |
| Centered square primes | 9th | |
| Cousin primes (1st member) | 28th | |
| Isolated primes | 59th | |
| Left-truncatable primes | 36th | |
| Lucky primes | 30th | |
| Primes | 112th | |
| Prime triplets (1st member) | 23rd | |
| Pythagorean primes | 53rd | |
| Sexy primes (1st member) | 56th | |
| Sexy primes (2nd member) | 55th | |
| Sexy prime quadrupletss (3rd member) | 6th | |
| Sexy prime triplets (2nd member) | 23rd | |
| Sexy prime triplets (3rd member) | 22nd | |
| Roman numberals | DCIX | DCXIII |
| Base 2 | 10011000012 | 10011001012 |
| Base 3 | 2111203 | 2112013 |
| Base 4 | 212014 | 212114 |
| Base 5 | 44145 | 44235 |
| Base 6 | 24536 | 25016 |
| Base 7 | 15307 | 15347 |
| Base 8 | 11418 | 11458 |
| Base 9 | 7469 | 7519 |
| Base 10 | 60910 | 61310 |
| Base 11 | 50411 | 50811 |
| Base 12 | 42912 | 43112 |
| Base 13 | 37b13 | 38213 |
| Base 14 | 31714 | 31b14 |
| Base 15 | 2a915 | 2ad15 |
| Base 16 | 26116 | 26516 |