perplexus.info :: Just Math : Two Digit Integers

Two Digit Integers (Posted on 2006-07-14)

Find all possible two digit positive integers N for which the sum of digits of 10^N - N is divisible by 170.

See The Solution Submitted by K Sengupta

Rating: 3.0000 (2 votes)

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Comment 11 of 11 |

n=17

Posted by pat on 2006-11-22 18:27:51

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