5023

This number is a prime.

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

+ The largest prime you can express by using the digits 1 through 9 in order, and the operators *, - between any digits, i.e., 1*2*3*4*5*6*7-8-9 = 5023. [Loungrides]

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