perplexus.info :: Just Math : Eight Embodiment

Eight Embodiment (Posted on 2014-05-25)

Determine the respective minimum values of a positive integer N for each p = 1 to 9 inclusively, such that:

N is composite, and:
All positive divisors of N (including itself but, with the exclusion of 1) contain the digit p.

No Solution Yet Submitted by K Sengupta

Rating: 4.0000 (2 votes)

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p = 5

| Comment 1 of 6

N = 25

Divisors are 5 and 25

Posted by Steve Herman on 2014-05-25 13:03:01

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