Compare 2129 vs 2281
| Property | 2129 | 2281 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 21291 | 22811 |
| Prime factorization | 2129 | 2281 |
| Divisors count | 2 | 2 |
| Divisors | 1, 2129 | 1, 2281 |
| Number of properties | 5 | 8 |
| Additive primes | 178th | |
| Chen primes | 196th | 207th |
| Isolated primes | 202nd | |
| Lucky primes | 77th | |
| Primes | 320th | 339th |
| Pythagorean primes | 155th | 165th |
| Sexy primes (1st member) | 139th | |
| Sexy prime triplets (1st member) | 52nd | |
| Sophie germain primes | 65th | |
| Twin primes (1st member) | 66th | |
| Roman numberals | MMCXXIX | MMCCLXXXI |
| Base 2 | 1000010100012 | 1000111010012 |
| Base 3 | 22202123 | 100101113 |
| Base 4 | 2011014 | 2032214 |
| Base 5 | 320045 | 331115 |
| Base 6 | 135056 | 143216 |
| Base 7 | 61317 | 64367 |
| Base 8 | 41218 | 43518 |
| Base 9 | 28259 | 31149 |
| Base 10 | 212910 | 228110 |
| Base 11 | 166611 | 179411 |
| Base 12 | 129512 | 13a112 |
| Base 13 | c7a13 | 106613 |
| Base 14 | ac114 | b8d14 |
| Base 15 | 96e15 | a2115 |
| Base 16 | 85116 | 8e916 |