Compare 2381 vs 2789
| Property | 2381 | 2789 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 23811 | 27891 |
| Prime factorization | 2381 | 2789 |
| Divisors count | 2 | 2 |
| Divisors | 1, 2381 | 1, 2789 |
| Number of properties | 9 | 6 |
| Centered square primes | 17th | |
| Chen primes | 213th | 242nd |
| Cousin primes (2nd member) | 73rd | |
| Harmonic primes | 132nd | |
| Long primes | 164th | |
| Primes | 353rd | 405th |
| Prime triplets (2nd member) | 56th | |
| Pythagorean primes | 173rd | 199th |
| Super primes | 71st | |
| Twin primes (1st member) | 72nd | 79th |
| Ulam primes | 30th | |
| Roman numberals | MMCCCLXXXI | MMDCCLXXXIX |
| Base 2 | 1001010011012 | 1010111001012 |
| Base 3 | 100210123 | 102110223 |
| Base 4 | 2110314 | 2232114 |
| Base 5 | 340115 | 421245 |
| Base 6 | 150056 | 205256 |
| Base 7 | 66417 | 110637 |
| Base 8 | 45158 | 53458 |
| Base 9 | 32359 | 37389 |
| Base 10 | 238110 | 278910 |
| Base 11 | 187511 | 210611 |
| Base 12 | 146512 | 174512 |
| Base 13 | 111213 | 136713 |
| Base 14 | c2114 | 103314 |
| Base 15 | a8b15 | c5e15 |
| Base 16 | 94d16 | ae516 |