perplexus.info :: Just Math : QUICKIE X

QUICKIE X (Posted on 2017-03-28)

Let x be a positive integer of the form 24n − 1, where n is an integer.

Prove that if a and b are positive integers such that x = ab,
then a + b is a multiple of 24.

See The Solution Submitted by Ady TZIDON

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Subject	Author	Date
a bit sketchy but still a solution	Paul	2017-03-29 12:23:15
re: Solution....hint/spoiler	Ady TZIDON	2017-03-28 14:11:12
Solution	broll	2017-03-28 12:59:57

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