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Three digits - all prime! (Posted on 2012-02-01)

List all the 3-digit numbers such that all arrangements of their three digits are prime numbers.

See The Solution Submitted by Ady TZIDON

Rating: 3.6667 (3 votes)

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An added value

| Comment 3 of 4 |

In the 1st triplet all 2-digit combinations are also prime

i.e. 11, 13, 31.

Posted by Ady TZIDON on 2012-02-05 19:35:49

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