131707310437

This number is a prime.

                                                               13 1707310437

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A prime formed by squaring the factorials of all odd digits and adding them together, i.e., 1!2 + 3!2 + 5!2 + 7!2 + 9!2. [Post]

Submitted: 2004-10-04 22:03:23;   Last Modified: 2008-08-01 12:15:14.
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