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3 (another Prime Pages' Curiosity) |
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Single Curio View: (Seek other curios for this number) Divisibility test for 3: A number is divisible by 3 if the sum of its digits is divisible by 3. (The same is true for nine.) [Greene]
Submitted: 1999-09-02 18:40:00; Last Modified: 2009-05-12 19:07:32.
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