1111111111111111417

This number is a prime.

                                                        111111111 1111111417

Just showing those entries submitted by 'Loungrides': (Click here to show all)

+ The smallest prime whose sum and product of digits are the same perfect number, (i.e., 28). [Loungrides]

Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell