148972631
This number is a prime.
The Mersenne prime exponent 136279841 is an emirp. Is 2^148972631-1 a prime number as well? [Harrison]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Reginald McLean
This number is a prime.
The Mersenne prime exponent 136279841 is an emirp. Is 2^148972631-1 a prime number as well? [Harrison]