- 17,534
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What is the sum of all the numbers formed by taking each of the digits 2,3,5,6 and 8 once?
How'd ya get that answer?Originally posted by jamesrc
6399936
James gets the point!Originally posted by jamesrc
If I answered the right question, for all of the 5-digit numbers you can make, each digit appears 24 times in each column, so you can write:
24*(22222+33333+55555+66666+88888)=6399936
Edit: Oh, I thought it was the sum of the numbers made by the combinations, not the sum of their digits.