11310...71311 (57-digits)

This number is a prime.

1131091 0710310197 8983797371 6761595347 4341373129 2319171311

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The first prime which is the reverse concatenation of first n multi-digit primes, (case n=26). [Loungrides]

Submitted: 2014-02-28 12:33:47; Last Modified: 2020-06-13 11:14:50.