Compare 2129 vs 2381
| Property | 2129 | 2381 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 21291 | 23811 |
| Prime factorization | 2129 | 2381 |
| Divisors count | 2 | 2 |
| Divisors | 1, 2129 | 1, 2381 |
| Number of properties | 5 | 9 |
| Centered square primes | 17th | |
| Chen primes | 196th | 213th |
| Cousin primes (2nd member) | 73rd | |
| Harmonic primes | 132nd | |
| Primes | 320th | 353rd |
| Prime triplets (2nd member) | 56th | |
| Pythagorean primes | 155th | 173rd |
| Sophie germain primes | 65th | |
| Super primes | 71st | |
| Twin primes (1st member) | 66th | 72nd |
| Roman numberals | MMCXXIX | MMCCCLXXXI |
| Base 2 | 1000010100012 | 1001010011012 |
| Base 3 | 22202123 | 100210123 |
| Base 4 | 2011014 | 2110314 |
| Base 5 | 320045 | 340115 |
| Base 6 | 135056 | 150056 |
| Base 7 | 61317 | 66417 |
| Base 8 | 41218 | 45158 |
| Base 9 | 28259 | 32359 |
| Base 10 | 212910 | 238110 |
| Base 11 | 166611 | 187511 |
| Base 12 | 129512 | 146512 |
| Base 13 | c7a13 | 111213 |
| Base 14 | ac114 | c2114 |
| Base 15 | 96e15 | a8b15 |
| Base 16 | 85116 | 94d16 |