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Decimal Digits (Posted on 2014-09-02)

With respect to the decimal digits 0-9:

a) What is unique about 2?

b) What is common with 4, 5, and 6?

See The Solution Submitted by Bractals

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thoughts on (a)

| Comment 2 of 5 |

2 is the only even prime. But that's a property of 2 as a number, rather than as a digit, so this could be wrong.

Posted by Charlie on 2014-09-02 14:10:31

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