8503057

Properties

Appears in sequences

• Primes of the form k^4 + 1.at n=11A037896
• Divisorial primes: Primes p such that p = 1 + Product_{d|n} d for some n (ordered by n).at n=7A118370
• Primes of the form n^4+1 such that (n+2)^4+1 is also prime.at n=3A217796
• Divisorial primes p such that p-1 = Product_{d|k} d for some k < sqrt(p-1).at n=1A258897
• Primes of the form: 1 + sigma(n)^4.at n=10A259310
• Primes of the form: 1 + sigma(n)^4.at n=15A259310
• Primes q such that Sum_(q-1; i=1..m) e(i)/p(i) is an integer k, where the prime factorization of n is Product_(n; i=1..m) p(i)^e(i).at n=13A267143
• Integers with only one prime factor and whose Euler's totient is a perfect biquadrate.at n=17A307690
• a(n) is the smallest prime p such that the number of distinct values of the ratio (number of nonnegative m < p such that m^k == m (mod p))/(number of nonnegative m < p such that -m^k == m (mod p)) is equal to n for some nonnegative k.at n=13A340281
• Primes p such that the multiplicative order of 3 modulo p is 2 times a power of 3.at n=18A367649
• Prime numbersat n=571315