35551...68501 (37-digits)

This number is a prime.

3555113 1411012516 0118014051 8101268501

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The concatenation of the prime factors of 2^100-1 in order is a prime number. [Gaydos]

Submitted: 2018-12-04 06:02:04; Last Modified: 2018-12-04 12:41:04.