616079

This number is a prime.

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

+ The smallest prime number for which the sum its prime index (50312) and itself as well as the product of its prime index and itself are both beastly numbers (666391 and 30996166648). [Gaydos]

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