Problem
2021 AIME II Problem 13
Find the least positive integer n for which 2^n + 5^n - n is a multiple of 1000.
Leading zeroes must be inputted, so if your answer is 34, then input 034
Full credit goes to MAA for authoring these problems. These problems were taken on the AOPS website.
Want to contribute problems and receive full credit? Click here to add your problem!
Please report any issues to us in our Discord server
Go to previous contest problem (SHIFT + Left Arrow) Go to next contest problem (SHIFT + Right Arrow)
Problem feedback
Difficulty
—