30241

This number is a prime.

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

+ The smallest prime adjacent to any 4-perfect number. (4-perfect number is a positive integer n whose the sum of the positive divisors is 4*n). [Loungrides]

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