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Topic: Why is this true
Replies: 10   Last Post: Jun 17, 2006 11:00 PM

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Richard Henry

Posts: 1,006
Registered: 12/6/04
Re: Why is this true
Posted: Jun 12, 2006 11:46 AM
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<> wrote in message
> Can someone explain in plain language why the following is true?
> Any integer is divisible by 3 if the sum of its digits is divisble by
> 3.

Clue: this works in base-10 representation, but not in all others.

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