This number is a prime.

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246912857 is the smaller prime P such that P^2 subtracted to the square of its next primes Q^2, produces the largest zero-less pandigital possible: 246912859^2-246912857=987651432. [Rivera]

Submitted: 2018-06-01 11:46:26;   Last Modified: 2018-06-01 13:30:10.
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