Compare 2591 vs 2647
| Property | 2591 | 2647 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 25911 | 26471 |
| Prime factorization | 2591 | 2647 |
| Divisors count | 2 | 2 |
| Divisors | 1, 2591 | 1, 2647 |
| Number of properties | 6 | 9 |
| Additive primes | 198th | 202nd |
| Centered heptagonal primes | 9th | |
| Chen primes | 228th | 231st |
| Class 1+ primes | 21st | |
| Good primes | 75th | |
| Isolated primes | 236th | |
| Left-truncatable primes | 69th | |
| Lucky primes | 83rd | |
| Pierpont primes of the 2nd kind | 21st | |
| Primes | 377th | 383rd |
| Super primes | 76th | |
| Twin primes (1st member) | 74th | |
| Roman numberals | MMDXCI | MMDCXLVII |
| Base 2 | 1010000111112 | 1010010101112 |
| Base 3 | 101122223 | 101220013 |
| Base 4 | 2201334 | 2211134 |
| Base 5 | 403315 | 410425 |
| Base 6 | 155556 | 201316 |
| Base 7 | 103617 | 105017 |
| Base 8 | 50378 | 51278 |
| Base 9 | 34889 | 35619 |
| Base 10 | 259110 | 264710 |
| Base 11 | 1a4611 | 1a9711 |
| Base 12 | 15bb12 | 164712 |
| Base 13 | 124413 | 128813 |
| Base 14 | d3114 | d7114 |
| Base 15 | b7b15 | bb715 |
| Base 16 | a1f16 | a5716 |