47
This number is a prime.
Single Curio View: (Seek other curios for this number)
The largest prime sum of digits among all known Mersenne
prime exponents: sod(82589933) = 47. [Harrison]
Submitted: 2019-01-21 12:14:38; Last Modified: 2019-01-21 12:17:37.
Printed from the PrimePages <primes.utm.edu> © G. L. Honaker and Chris K. Caldwell