23571...11753 (49-digits)

This number is a prime.

235711131 7192329313 7414347434 1373129231 9171311753

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The ordered concatenation of primes from 2 to 47 and down again to 3 is prime. [Sumpeloh]

Submitted: 2019-01-16 12:00:42; Last Modified: 2019-01-16 12:52:31.