Generalized Fermat Primes Search
Project provides software to search for primes of a specific form. Coordinated via email.
Goldbach's Conjecture and Factoring the Cryptographic Modulus
Algebraic Factoring of the Cryptography Modulus and Proof of Goldbach's Conjecture
Great Internet Mersenne Prime Search
Online search for Mersenne prime numbers, found largest several primes.
MM61
Attempt at factoring the huge Mersenne number 2^(2^61-1)-1. Software for Windows, DOS and Linux. Work reservation via email.
The Prime Pages
Prof. Chris Caldwell's database of virtually every large or otherwise interesting prime number known; includes the 5,000 largest known prime numbers and records for specific types.
The Prime Sierpinski Problem
Mathematical project to find the smallest prime Sierpinski number.
The Riesel Sieve Project
Distributed project to help solve the Riesel problem through the use of donated unused CPU cycles.
RSA Security - Challenges
Monetary prizes for factoring certain large numbers ("RSA Numbers"), as well as breaking RSA and DES encryption schemes; announcements mailing list.
Search for the Largest Proth Prime
An internet group to help find the 5th largest prime number, coordinated by William Garnett. Windows/Linux software available.
Seventeen Or Bust
A distributed attack on the Sierpinski problem, trying to find the last remaining 17 numbers.
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