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02-01-17, 12:40 PM
On 1 February 2017, 02:24:46 UTC, PrimeGrid’s Generalized Fermat Prime Search found the Generalized Fermat mega prime: 44919410^131072+1 (http://primes.utm.edu/primes/page.php?id=122823) The prime is 1,003,020 digits long and enters Chris Caldwell's The Largest Known Primes Database (http://primes.utm.edu/primes) ranked 19th for Generalized Fermat primes and 215th overall. The discovery was made by Vince Splain (yank (http://www.primegrid.com/show_user.php?userid=8367)) of The United States using an NVIDIA GeForce GTX 980 in an Intel(R) Core(TM) i7-5960X CPU at 3.00GHz with 16GB RAM, running Microsoft Windows 7 Professional. This GPU took about 14 minutes to probable prime (PRP) test with GeneferOCL4. Vince is a member of the US Navy (http://www.primegrid.com/team_display.php?teamid=369) team. The PRP was confirmed prime by an Intel(R) Core(TM) i7-7700K CPU @ 4.20GHz with 16GB RAM, running Microsoft Windows 10 Professional. This computer took about 5 hours 17 minutes to complete the primality test using LLR. Double-checker information TBA. For more information, please see the official announcement (http://www.primegrid.com/download/GFN-44919410_131072.pdf).
More... (http://www.primegrid.com/forum_thread.php?id=7263)
More... (http://www.primegrid.com/forum_thread.php?id=7263)