45

This number is a composite.

Single Curio View:   (Seek other curios for this number)
The product of first 45 odd numbers minus 2, i.e., 1*3*5*7*…*89-2, is the largest prime less than a googol of this form. [Loungrides]

Submitted: 2018-06-14 07:22:45;   Last Modified: 2020-07-19 10:04:41.
Printed from the PrimePages <primes.utm.edu> © G. L. Honaker and Chris K. Caldwell