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q_1^4+q_2^4+q_3^4+q_4^4+q_5^ is product of 2 even consecutive

Source: 2011 Saudi Arabia Pre-TST February 1.2

January 1, 2022
number theory

Problem Statement

Find all primes q1,q2,q3,q4,q5q_1, q_2, q_3, q_4, q_5 such that q14+q24+q34+q44+q54q_1^4+q_2^4+q_3^4+q_4^4+q_5^4 is the product of two consecutive even integers.