Compare 2591 vs 2621
| Property | 2591 | 2621 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 25911 | 26211 |
| Prime factorization | 2591 | 2621 |
| Divisors count | 2 | 2 |
| Divisors | 1, 2591 | 1, 2621 |
| Number of properties | 6 | 7 |
| Additive primes | 198th | 201st |
| Chen primes | 228th | 230th |
| Class 1+ primes | 21st | |
| Cousin primes (2nd member) | 78th | |
| Isolated primes | 234th | |
| Long primes | 152nd | |
| Pierpont primes of the 2nd kind | 21st | |
| Primes | 377th | 381st |
| Pythagorean primes | 187th | |
| Twin primes (1st member) | 74th | |
| Roman numberals | MMDXCI | MMDCXXI |
| Base 2 | 1010000111112 | 1010001111012 |
| Base 3 | 101122223 | 101210023 |
| Base 4 | 2201334 | 2203314 |
| Base 5 | 403315 | 404415 |
| Base 6 | 155556 | 200456 |
| Base 7 | 103617 | 104337 |
| Base 8 | 50378 | 50758 |
| Base 9 | 34889 | 35329 |
| Base 10 | 259110 | 262110 |
| Base 11 | 1a4611 | 1a7311 |
| Base 12 | 15bb12 | 162512 |
| Base 13 | 124413 | 126813 |
| Base 14 | d3114 | d5314 |
| Base 15 | b7b15 | b9b15 |
| Base 16 | a1f16 | a3d16 |