Compare 613 vs 2381
| Property | 613 | 2381 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6131 | 23811 |
| Prime factorization | 613 | 2381 |
| Divisors count | 2 | 2 |
| Divisors | 1, 613 | 1, 2381 |
| Number of properties | 13 | 9 |
| Centered square primes | 9th | 17th |
| Chen primes | 213th | |
| Cousin primes (1st member) | 28th | |
| Cousin primes (2nd member) | 73rd | |
| Harmonic primes | 132nd | |
| Isolated primes | 59th | |
| Left-truncatable primes | 36th | |
| Lucky primes | 30th | |
| Primes | 112th | 353rd |
| Prime triplets (1st member) | 23rd | |
| Prime triplets (2nd member) | 56th | |
| Pythagorean primes | 53rd | 173rd |
| 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 | |
| Super primes | 71st | |
| Twin primes (1st member) | 72nd | |
| Roman numberals | DCXIII | MMCCCLXXXI |
| Base 2 | 10011001012 | 1001010011012 |
| Base 3 | 2112013 | 100210123 |
| Base 4 | 212114 | 2110314 |
| Base 5 | 44235 | 340115 |
| Base 6 | 25016 | 150056 |
| Base 7 | 15347 | 66417 |
| Base 8 | 11458 | 45158 |
| Base 9 | 7519 | 32359 |
| Base 10 | 61310 | 238110 |
| Base 11 | 50811 | 187511 |
| Base 12 | 43112 | 146512 |
| Base 13 | 38213 | 111213 |
| Base 14 | 31b14 | c2114 |
| Base 15 | 2ad15 | a8b15 |
| Base 16 | 26516 | 94d16 |