This number is a prime.

Single Curio View:   (Seek other curios for this number)
31 is a prime number equal to the sum of the decimal digits of its 7th power (317 = 27512614111, which sums to 31). [Keith]

Submitted: 2002-03-15 16:54:35;   Last Modified: 2008-01-30 11:28:00.
Printed from the PrimePages <primes.utm.edu> © G. L. Honaker and Chris K. Caldwell