GIMPS has free software available for Windows, Linux, FreeBSD, Mac OSX. Contribute to the effort by using your computer's spare processing power.

23 hours ago · Great Internet Mersenne Prime Search - Finding world record primes since 1996. GIMPS is an organized search for Mersenne prime numbers using provided free software.

Unfamiliar terms? See Glossary Still have questions? Visit the forum Getting Started on GIMPS Getting started is as easy as 1-2-3 ! For more information, including what it takes to participate, see How …

Apr 3, 2026 · Learn how Prime95 works on your computer, what to expect, and how to optimize your experience.

[To Parent Directory] 4/8/2011 10:51 PM 4233056 mprime266-FreeBSD.tar.gz 4/8/2011 10:52 PM 3852947 mprime266-FreeBSD64.tar.gz 4/8/2011 10:53 PM 4019958 mprime266-linux64.tar.gz …

List of all known Mersenne prime numbers along with the discoverer's name, dates of discovery and the method used to prove its primality.

Welcome to the Great Internet Mersenne Prime Search! To use this program you must agree to the terms and conditions, prize rules, etc. at http://mersenne.org/legal ...

You may need to raise prime95's priority when running two stress test programs so that each gets about 50% of the CPU time. Forums are a great place to learn about available stability test programs and …

In the context of GIMPS it refers to the system where client software (Prime95, AutoPrimeNet) can get assignments, submit results, update status, etc. assignment Agreement between PrimeNet and the …

Apr 3, 2008 · contract – New with the 3.0 release of the package, this program is based on code from Jean-Charles Meyrignac and reads the file lowM.txt and produces a DATABASE file in the form …