608191

This number is a prime.

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608191 inverted (161809) becomes the smallest 2-sphenic number whose concatenation of prime factors (43 × 53 × 71) create four primes, i.e., 435371, 437153, 534371, 537143. Can you find another such prime? [Loungrides]

Submitted: 2018-12-30 09:22:37;   Last Modified: 2018-12-30 09:26:45.
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