57191

Properties

Appears in sequences

• Primes that are a concatenation of 5, 7 and a prime.at n=15A101249
• a(n) = (9 + 14*n + 12*n^2 + 4*n^3)/3.at n=34A166911
• Base-6 pandigital primes: primes having at least one of each digit 0,1,2,3,4,5 when written in base 6.at n=26A175278
• Prime intersections in a square spiral with positive integers: primes p such that there are four primes among eight nearest neighbors of p.at n=13A215470
• Lesser of twin primes for which phi(p-1) < phi(p+1).at n=14A286715
• Integers in Ulam's spiral for which the numbers around them form a square whose four corners are all prime numbers.at n=27A383596
• Prime numbersat n=5800