131231

Properties

Appears in sequences

• Primes p such that the next prime after p can be obtained from p by adding the product of the digits of p.at n=18A089823
• Smallest prime forming a product of n distinct primes when a 1 is appended to it.at n=5A105525
• Primes of the form 2^x+2*x+y+2^y, with x and y integers of any sign.at n=42A162575
• n-th prime that begins with prime(n).at n=31A229206
• Primes p such that exactly five numbers among all circular permutations of the digits of p are prime.at n=32A344629
• a(n) = 4*n^3 + 5*n - 1.at n=31A383854
• Prime numbersat n=12262