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Why is it D2? (Posted on 2017-03-27) Difficulty: 2 of 5
Find the smallest positive integer fitting the following description:

i. All its digits, except two, are sixes.
ii. It is prime.

Why is this puzzle D2?

No Solution Yet Submitted by Ady TZIDON    
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Solution Answer (spoiler) | Comment 1 of 4

2 is prime, and has a 'two' as a digit.

  Posted by broll on 2017-03-27 09:13:20
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