Question 59
Which of the listed numbers divides the number $5^{2017} + 5^{2016} + 5^{2015}$?
(A) 15
(B) 31
(C) 2015
(D) 39
(E) 2017
(A) 15
(B) 31
(C) 2015
(D) 39
(E) 2017
MathNet 2017-part-06 — 176 problems (EN–VI) Question 59
Math Olympiad Vault · MathNet 2017-part-06 — 176 problems (EN–VI)