perplexus.info :: Just Math : Divisible By 2475

Divisible By 2475 (Posted on 2013-12-20)

Determine the minimum possible value of a base ten positive integer N, such that:

N is constituted entirely by 0s and 1s, and:
N is divisible by 2475.

Extra Challenge: Solve this puzzle without using a computer program.

Submitted by K Sengupta

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Solution: (Hide)

The required minimum value of N is 11111111111111111100.

For a detailed explanation, refer to the solution submitted by Charlie in this location.

Comments: ( You must be logged in to post comments.)

	Subject	Author	Date
	non-computer solution	Charlie	2013-12-20 17:32:31

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