5471
This number is a prime.
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The prime number 5471 is equal to the square of 74 minus 5. I hope
you didn't miss the remarkable palindromic sequence of
digits used in the former sentence (5471745). [Leonardis]
Submitted: 2020-07-04 09:48:30; Last Modified: 2020-07-04 12:27:30.
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