33145...13697 (41-digits)

This number is a prime.

3 3145523113 2533748625 7272825336 4605813697

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A prime of the form (Pn)^Pn+(Mp)^2 =28^28+31^2. Note that the number of digits of this prime is 41 = Pn + Reversal(Mp), where Pn = perfect number and Mp = Mersenne prime. [Sariyar]

Submitted: 2018-05-11 20:47:48; Last Modified: 2018-05-12 00:34:04.