MathDB
Sum of the squares of k primes

Source: Baltic Way 2010

November 19, 2010
inequalitiesnumber theory proposednumber theory

Problem Statement

For which kk do there exist kk pairwise distinct primes p1,p2,,pkp_1,p_2,\ldots ,p_k such that p12+p22++pk2=2010?p_1^2+p_2^2+\ldots +p_k^2=2010?