Marin Mersenne2^P-1
2014-09-30 17:51:47 UTC
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Teams 751
Users 127,097
CPUs 987,151
TFLOP/s 170.165
GHz-Days85,082
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

GIMPS Milestones Report

Progress toward next GIMPS milestones

Major GIMPS Milestones

May 1, 2014: All exponents below 51,000,000 tested at least once.
February 23, 2014: Double-checking proves M(30402457) is the 43rd Mersenne prime.
January 25, 2013: Prime M(57885161) discovered!!
December 20, 2012: Double-checking proves M(25964951) is the 42nd Mersenne prime.
December 1, 2011: Double-checking proves M(24036583) is the 41st Mersenne prime.
July 11, 2010: Double-checking proves M(20996011) is the 40th Mersenne prime.
April 12, 2009: Prime M(42643801) discovered!!
September 6, 2008: Prime M(37156667) discovered!!
August 23, 2008: Prime M(43112609) discovered!!
September 4, 2006: Prime M(32582657) discovered!
July 10, 2006: Double-checking proves M(13466917) is the 39th Mersenne prime.
December 15, 2005: Prime M(30402457) discovered!
February 18, 2005: Prime M(25964951) discovered!
May 15, 2004: Prime M(24036583) discovered!
November 17, 2003: Prime M(20996011) is discovered!
February 2, 2003: Double-checking proves M(6972593) is the 38th Mersenne prime.
November 14, 2001: Prime M(13466917) is discovered!
May 19, 2000: Double-checking proves M(2976221) and M(3021377) are the 36th and 37th Mersenne primes.
June 1, 1999: Prime M(6972593) is discovered!
December 18, 1998: Double-checking proves M(1398269) is the 35th Mersenne prime.
March 29, 1998: Double-checking proves M(1257787) is the 34th Mersenne prime.
January 27, 1998: Prime M(3021377) is discovered!
August 30, 1997: Double-checking proves M(756839) and M(859433) are the 32nd and 33rd Mersenne primes.
August 24, 1997: Prime M(2976221) is discovered!
November 13, 1996: Prime M(1398269) is discovered!
Third quarter, 1996: Double-checking proves M(216091) is the 31st Mersenne prime.

Some older and less important GIMPS Milestones

April 8, 2014: All exponents below 50,000,000 tested at least once.
April 6, 2014: All exponents below 49,000,000 tested at least once.
March 26, 2014: All exponents below 48,000,000 tested at least once.
March 17, 2014: All exponents below 47,000,000 tested at least once.
March 13, 2014: All exponents below 46,000,000 tested at least once.
February 14, 2014: All exponents below 30,000,000 double-checked.
February 4, 2014: All exponents below 29,000,000 double-checked.
January 12, 2014: All exponents below 28,000,000 double-checked.
January 9, 2014: All exponents below 27,000,000 double-checked.
December 11, 2013: All exponents below 45,000,000 tested at least once.
November 9, 2012: All exponents below 44,000,000 tested at least once.
September 5, 2012: All exponents below M(43112609) tested at least once.
September 5, 2012: All exponents below M(42643801) tested at least once.
August 27, 2012: All exponents below 25,000,000 double-checked.
April 23, 2011: All exponents below 22,000,000 double-checked.
December 25, 2010: All exponents below M(37156667) tested at least once.
December 25, 2010: All exponents below M(32582657) tested at least once.
July 29, 2010: All exponents below M(30402457) tested at least once.
January 7, 2010: All exponents below 20,000,000 double-checked.
October 30, 2009: All exponents below 19,000,000 double-checked.
April 8, 2009: All exponents below M(25964951) tested at least once.
February 23, 2009: All exponents below 18,000,000 double-checked.
February 23, 2009: All exponents below M(24036583) tested at least once.
July 8, 2008: All exponents below 17,000,000 double-checked.
July 4, 2008: All exponents below M(20996011) tested at least once.
December 31, 2007: All exponents below 20,000,000 tested at least once.
December 3, 2007: All exponents below 16,000,000 double-checked.
April 23, 2007: All exponents below 15,000,000 double-checked.
September 11, 2006: All exponents below 14,000,000 double-checked.
June 13, 2006: All exponents below 13,000,000 double-checked.
March 1, 2006: All exponents below 17,000,000 tested at least once.
December 24, 2005: All exponents below 16,000,000 tested at least once.
April 26, 2005: All exponents below 10,000,000 double-checked.
February 23, 2005: All exponents below 15,000,000 tested at least once.
October 3, 2004: All exponents below M(13466917) tested at least once.
September 17, 2004: All exponents below 9,000,000 double-checked.
March 9, 2004: All exponents below 12,000,000 tested at least once.
February 23, 2004: All exponents below 8,000,000 double-checked.
December 16, 2002: All exponents less than 6,000,000 double-checked.
July 19, 2002: All exponents below 10,000,000 tested at least once.
May 2, 2002: All exponents less than 5,000,000 double-checked.
April 15, 2002: All exponents below 9,000,000 tested at least once.
September 25, 2001: All exponents below 8,000,000 tested at least once.
July 25, 2001: All exponents below M(6972593) tested at least once.
May 20, 2001: All exponents less than 4,000,000 double-checked.
April 6, 2001: First 10 million digit number sucessfully double-checked.
April 1, 2001: All exponents less than 6,000,000 tested at least once.
September 25, 2000: First 10 million digit number tested for primality.
March 15, 2000: All exponents less than 5,000,000 tested at least once.
October 16, 1999: All exponents less than 2,000,000 double-checked.
August 19, 1999: All exponents less than 4,000,000 tested at least once.
December 26, 1998: All Mersenne numbers less than a million digits tested at least once.
September 26, 1998: All exponents below M(3021377) tested at least once.
September 19, 1998: All exponents below M(2976221) tested at least once.
March 5, 1998: All exponents below 2,000,000 tested at least once.
October 30, 1997: All exponents below 1,000,000 double-checked.
October 11, 1997: All exponents below M(1398269) tested at least once.
August 28, 1997: All exponents below M(1257787) tested at least once.
May 26, 1997: All exponents below 1,000,000 tested at least once.
March 28, 1997: All exponents below M(859433) tested at least once.
January 15, 1997: All exponents below M(756839) tested at least once.

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