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619 is the largest prime P3 of a trĂ­o of non consecutive primes P1, P2 and P3, {487,523,619}, such that their concatenations P1.P2.P3 is a zero-less pandigital and at the same time, P3-P1 is minimal. [Rivera]

Submitted: 2019-07-23 08:02:15;   Last Modified: 2019-08-18 16:59:15.
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