641

This number is a prime.

Single Curio View:   (Seek other curios for this number)
Pulsars (rapidly spinning neutron stars) have been observed to spin up to 641 times per second.

Submitted: 1999-09-22 20:12:53;   Last Modified: 2014-08-08 08:25:15.
Printed from the PrimePages <primes.utm.edu> © G. L. Honaker and Chris K. Caldwell