Compare 2129 vs 2591
| Property | 2129 | 2591 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 21291 | 25911 |
| Prime factorization | 2129 | 2591 |
| Divisors count | 2 | 2 |
| Divisors | 1, 2129 | 1, 2591 |
| Number of properties | 5 | 6 |
| Additive primes | 198th | |
| Chen primes | 196th | 228th |
| Class 1+ primes | 21st | |
| Pierpont primes of the 2nd kind | 21st | |
| Primes | 320th | 377th |
| Pythagorean primes | 155th | |
| Sophie germain primes | 65th | |
| Twin primes (1st member) | 66th | 74th |
| Roman numberals | MMCXXIX | MMDXCI |
| Base 2 | 1000010100012 | 1010000111112 |
| Base 3 | 22202123 | 101122223 |
| Base 4 | 2011014 | 2201334 |
| Base 5 | 320045 | 403315 |
| Base 6 | 135056 | 155556 |
| Base 7 | 61317 | 103617 |
| Base 8 | 41218 | 50378 |
| Base 9 | 28259 | 34889 |
| Base 10 | 212910 | 259110 |
| Base 11 | 166611 | 1a4611 |
| Base 12 | 129512 | 15bb12 |
| Base 13 | c7a13 | 124413 |
| Base 14 | ac114 | d3114 |
| Base 15 | 96e15 | b7b15 |
| Base 16 | 85116 | a1f16 |