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05-22-16, 04:13 PM
On 16 May 2016, 07:12:37 UTC, PrimeGrid’s PPS Mega Prime Search project found the Mega Prime:373*2^3404702+1 (https://primes.utm.edu/primes/page.php?id=121663)The prime is 1,024,921 digits long and enters Chris Caldwell's The Largest Known Primes Database (http://primes.utm.edu/primes) ranked 152nd overall.The discovery was made by Seonghwan Kim (ext2097 (http://www.primegrid.com/show_user.php?userid=111189)) of South Korea using an Intel(R) Xeon(R) CPU E3-1231 v3 @ 3.40GHz with 4GB RAM, running Linux. This computer took about 56 minutes to complete the primality test using LLR. Seonghwan is a member of the SETIKAH@KOREA (http://www.primegrid.com/team_display.php?teamid=1585) team.The prime was verified on 17 May 2016, 01:25:38 UTC, by Bob Bussard (RGB (http://www.primegrid.com/show_user.php?userid=413636)) of Canada using an Intel(R) Core(TM) i5-3230M CPU @ 2.60GHz with 8GB RAM, running Microsoft Windows 8.1. This computer took about 3 hours 39 minutes to complete the primality test using LLR. For more details, please see the official announcement (http://www.primegrid.com/download/mega-3404702.pdf).
More... (http://www.primegrid.com/forum_thread.php?id=6827)
More... (http://www.primegrid.com/forum_thread.php?id=6827)