GIMPS has discovered seven Mersenne primes so far. On May 15th 2004, Josh Findley found the
current world record prime, 224036583-1. On
November 17th 2003, Michael Shafer found the previous world record 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 uncovered the prime 21398269-1. Could you
be next?