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02-28-16, 03:30 PM
On 24 February 2016, 20:53:55 UTC, PrimeGrid’s Generalized Fermat Prime Search found the Generalized Fermat mega prime: 43163894^131072+1 (https://primes.utm.edu/primes/page.php?id=121288) The prime is 1,000,751 digits long and enters Chris Caldwell's The Largest Known Primes Database (http://primes.utm.edu/primes) ranked 16th for Generalized Fermat primes and 154th overall. The discovery was made by David E. Miller (dem0707 (http://www.primegrid.com/show_user.php?userid=430758)) of the United States using an NVIDIA GeForce GTX 980 in an Intel(R) Core(TM) i7-4790K CPU @ 4.00GHz with 16GB RAM, running Windows 7 Professional. This GPU took about 26 minutes to probable prime (PRP) test with GeneferOCL2. David is a member of the Crunching@EVGA (http://www.primegrid.com/team_display.php?teamid=2511) team. The prime was verified on 24 February 2016, 21:37:52 UTC by Alen Kecic (Freezing (http://www.primegrid.com/show_user.php?userid=291144)) of Germany using an NVIDIA GeForce GTX 660 Ti in an Intel(R) Core(TM) i5-2500K CPU @ 3.30GHz with 8GB RAM, running Windows 7 Professional. This GPU took 48 minutes to probable prime (PRP) test with GeneferOCL2. Alen is a member of the SETI.Germany (http://www.primegrid.com/team_display.php?teamid=11) team. For more details, please see the official announcement (http://www.primegrid.com/download/GFN-43163894_131072.pdf).
More... (http://www.primegrid.com/forum_thread.php?id=6663)
More... (http://www.primegrid.com/forum_thread.php?id=6663)