669757966

This number is a composite.

Single Curio View:   (Seek other curios for this number)
669757966^(6+6+9+7+5+7+9+6+6) + (6+6+9+7+5+7+9+6+6) is prime. Can you find a larger prime of form n^sod(n)+sod(n), where n is palindromic? [Sariyar]

Submitted: 2020-08-25 10:37:48;   Last Modified: 2020-08-25 10:38:39.
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell