This number is a composite.
Single Curio View: (Seek other curios for this number)If C(n) = the concatenation of the first n primes, P(n) = the product of the first n primes, and S(n) = the sum of the first n primes, then 411 is the smallest n such that C(n) + P(n) + S(n) is prime. Found by Andersen. [Rivera]
Submitted: 2019-11-26 09:47:51; Last Modified: 2019-12-28 16:54:39.
Printed from the PrimePages <primes.utm.edu> © G. L. Honaker and Chris K. Caldwell