71166625531
domain: N
Appears in sequences
- Minimal primorial safe primes: p and primorial*p + 1 are both primes.at n=9A051902
- Smallest prime which leaves a remainder 1 when divided by primorial(n), i.e., when divided by first n primes.at n=9A073917
- Primes p at which phi(p-1)/(p-1) reaches a new minimum, where phi is Euler's totient function.at n=20A241196
- Least prime k>1 such that the sum of divisors of powers k^e, 1 <= e <= n, are divisible by the number their divisors, d(k^e).at n=27A272981
- Least prime k>1 such that the sum of divisors of powers k^e, 1 <= e <= n, are divisible by the number their divisors, d(k^e).at n=28A272981