2421
This number is a composite.
2421 = prime(2)^2 + prime(4)^4 + prime(2)^2 + prime(1)^1. Note that 2421 is the smallest number with this property. [Firoozbakht]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell
This number is a composite.
2421 = prime(2)^2 + prime(4)^4 + prime(2)^2 + prime(1)^1. Note that 2421 is the smallest number with this property. [Firoozbakht]