# 145

This number is a composite.

Single Curio View: (Seek other curios for this number)

The 145th prime number is 829 and 145829 is prime. Note that 1 + 4 + 5 + 8 + 2 + 9 is the largest prime factor of 145. Note also that 145 is congruent to 1 mod(8, 2, 9) and (8! + 2! + 9!) - (1! + 4! + 5!) is prime. [Petersen]
Submitted: 2001-04-20 21:25:24; Last Modified: 2008-01-30 11:28:00.

Printed from the PrimePages <primes.utm.edu> © G. L. Honaker and Chris K. Caldwell