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11-29-16, 07:25 AM
On 26 November 2016, 05:43:10 UTC, PrimeGrid’s Generalized Fermat Prime Search found the Generalized Fermat mega prime: 44330870^131072+1 (http://primes.utm.edu/primes/page.php?id=122537) The prime is 1,002,270 digits long and enters Chris Caldwell's The Largest Known Primes Database (https://primes.utm.edu/primes) ranked 19th for Generalized Fermat primes and 196th overall. The discovery was made by Eric Eskam (Doc No (https://www.primegrid.com/show_user.php?userid=33689)) of the United States using an NVIDIA GeForce GTX 580 in an Intel(R) Core(TM) i7-3770K CPU @ 3.50GHz with 8GB RAM, running Microsoft Windows 10 Professional. This GPU took about 25 minutes to probable prime (PRP) test with GeneferOCL4. Eric is a member of the Heinlein Fans (http://www.primegrid.com/team_display.php?teamid=4222) team. The was verified on 29 November 2016, 00:17:19 UTC by Brent Schneider (KWSN-SpongeBob SquarePants (https://www.primegrid.com/show_user.php?userid=7472)) of Nepal using an NVIDIA Quadro 4000 in an Intel(R) Xeon(R) W3960 CPU @ 3.47GHz with 12GB RAM, running Microsoft Windows 10 Enterprise. This GPU took about 1 hour 4 minutes to probable prime (PRP) test with GeneferOCL4. Brent is a member of The Knights Who Say Ni! (http://www.primegrid.com/team_display.php?teamid=16) team. The PRP was confirmed prime by an Intel(R) Core(TM) i7-2600 CPU @ 3.40GHz with 12GB RAM, running Windows 7 Professional. This computer took about 7 hours 10 minutes to complete the primality test using LLR. For more details please see the official announcement (https://www.primegrid.com/download/GFN-44330870_131072.pdf).
More... (http://www.primegrid.com/forum_thread.php?id=7147)
More... (http://www.primegrid.com/forum_thread.php?id=7147)