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GIMPS has discovered ten Mersenne primes so far. On September 4, 2006, Curtis Cooper and Steven Boone discovered the 44th known Mersenne prime, 232582657-1. This is the largest known prime number. On December 15, 2005, Curtis Cooper and Steven Boone also discovered the previous record prime, 230402457-1. On February 18, 2005, Dr. Martin Nowak discovered the prime, 225964951-1. On May 15, 2004, Josh Findley discovered the prime, 224036583-1. On November 17, 2003 Michael Shafer found the prime, 220996011-1. On November 14th 2001, Michael Cameron found the prime, 213466917-1. On June 1st 1999, Nayan Hajratwala found the prime, 26972593-1. On January 27th 1998, Roland Clarkson found the prime, 23021377-1. On August 24th 1997, Gordon Spence discovered the prime 22976221-1. In November 1996, Joel Armengaud found GIMPS' first prime, 21398269-1. Could you be next?
Newsletters detailing some of the history of GIMPS are now available. Newsletters are dated: February 24, 1996, February 26, 1996, April 12, 1996, June 11, 1996, July 31, 1996, September 3, 1996, November 1, 1996, November 23, 1996, January 15, 1997, March 11, 1997, May 26, 1997, September 1, 1997, February 2, 1998, May 22, 1998, April 3, 1999, July 6, 1999, October 4, 1999, September 25, 2001, and December 2, 2003. You can sign up to have future newsletters e-mailed to you.
Last Updated: September 4, 2006