5359
This number is a composite.
Just showing those entries submitted by 'Caldwell': (Click here to show all)
5359.25054502+1 is a 1,521,561-digit
prime Colbert number which eliminated one of the last
seventeen multipliers left to prove the Sierpinski problem. [Caldwell]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell