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10-30-17, 12:27 PM
On 29 October 2017, 18:33:36 UTC, PrimeGrid’s PPS Mega Prime Search project found the Mega Prime:543*2^3438810+1 (http://primes.utm.edu/primes/page.php?id=123973)The prime is 1,035,188 digits long and will enter Chris Caldwell's The Largest Known Primes Database (http://primes.utm.edu/primes) ranked 207th overall. The discovery was made by Randall Scalise (Randall J. Scalise (https://www.primegrid.com/show_user.php?userid=8634)) of the United States using an Intel(R) Core(TM) i5-3570 CPU @ 3.40GHz with 8GB RAM, running Windows 10 Enterprise Edition. This computer took about 1 hour 48 minutes to complete the primality test using LLR. The prime was verified on 30 October 2017, 04:48:03 UTC by Pete Allivato (Todderbert (https://www.primegrid.com/show_user.php?userid=920006)) of the United States using an Intel(R) Xeon(R) E31240 CPU @ 3.30GHz with 8GB RAM, running Windows 7 Professional Edition. This computer took about 1 hour 27 minutes to complete the primality test using LLR. Pete is a member of the GPU Users Group (http://www.primegrid.com/team_display.php?teamid=4182) team.For more details, please see the official announcement (http://www.primegrid.com/download/mega-3438810.pdf).
More... (http://www.primegrid.com/forum_thread.php?id=7676)
More... (http://www.primegrid.com/forum_thread.php?id=7676)