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PW:History
- 2018-12-05 : PrimeWiki was established, restoring of old pages began.
- 2018-08-31 : Mersennewiki goes offline.
- 2017-12-26 : M50 = 277,232,917-1 is reported prime.
- 2016-01-13 : Multiple independent verification runs prove M49 is prime.
- 2015-09-17 : M49 = 274,207,281-1 is reported prime by a computer belonging to Curtis Cooper; but the discovery goes unnoticed until January 7.
- 2013-02-05 : Checks prove M48 and a press release is issued.
- 2013-01-25 : M48 discovered by GIMPS / Curtis Cooper.
- 2011-12-01 : Double-checking proves M(24036583) is the 41st Mersenne prime.
- 2011-03-11 : The Mersennewiki now features 300 articles.
- 2010-07-11 : Double-checking proves M(20996011) is the 40th Mersenne prime.
- 2009-04-12 : M47 = 242,643,801-1]] is reported prime by a computer belonging to Odd Magnar Strindmo; but the discovery goes unnoticed until June 4.
- 2008-09-06 : A 10 million digit long Mersenne prime is found by Hans-Michael Elvenich. This is second Mersenne prime discovered out of order since 1988. If it had been found just 2 weeks earlier, it would have won the $100,000 EFF prize
- 2008-08-23 : A 10 million digit long Mersenne prime is found by one of the UCLA computers running GIMPS, managed by Edson Smith. This is long enough to qualify for the $100,000 prize offered by the Electronic Frontier Foundation. The new Mersenne prime is 243,112,609-1.
- 2007-03-26 : Konstantin Agafonov finds that 19249 × 213,018,586 + 1 is prime. This 3,918,990-digit prime is the tenth success of Seventeen or Bust project.
- 2006-09-11 : Tony Reix finishes verification of this 44th Mersenne prime using 16 Itanium2 1.5 GHz in six days.
- 2006-09-04 : A Mersenne prime is found by Dr. Curtis Cooper and Dr. Steven Boone's CMSU team again and verification starts. The new Mersenne prime is 232,582,657-1
- 2005-12-24 : Tony Reix finishes verification using 16 Itanium2 1.5 GHz running Glucas.
- 2005-12-15 : One of the 700 computers at the Central Missouri State University run by Curtis Cooper and Steven Boone (the CMSU team) finds the 43th known Mersenne prime: 230,402,457 - 1.
- 2005-10-19 : Double check finds that 4847 × 23321063 + 1 is prime. This 999,744-digit prime is the ninth success of Seventeen or Bust project.
- 2005-10-19 : The Mersennewiki now features 100 articles.
- 2005-09-06 : The Mersennewiki is established.
