698377679

Properties

Appears in sequences

• Primes p such that p+1 is a highly composite number.at n=24A072828
• Primes p such that 2*p + 1 is also prime and p + 1 is a highly composite number (definition 1).at n=13A214873
• Primes p for which sigma(p+1)/sigma(p) reaches a record value, where sigma(k) is the divisor sum function (A000203).at n=35A326393
• Prime numbersat n=36173208