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July 30, 2014

July 30, 2014

Posted by **Stranger** on Monday, March 18, 2013 at 5:17am.

The digit sum of an integer is the sum of all its digits. For example, the digit sum of N=1123 is 1+1+2+3=7.

- Algebra -
**Anonimus**, Monday, March 18, 2013 at 8:28pm9. The maximum value of N/S(N) is 100, and for N = 100, 200, 300, 400, ..., 900, we get the desired value of N/S(N).

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