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09-20-16, 09:02 AM
On 14 September 2016 04:24:46 UTC, PrimeGrid’s Sophie Germain Prime Search found World Record twin primes: 2996863034895*2^1290000±1 (https://primes.utm.edu/primes/page.php?id=122213) The twin primes are 388,342 digits long, eclipsing the previous record of 200,700 digits. They will enter Chris Caldwell's The Largest Known Primes Database (http://primes.utm.edu/primes) ranked 1st for twins, and each entered individually ranked 4180th overall. The discovery was made by Tom Greer (tng* (http://www.primegrid.com/show_user.php?userid=66603)) of the United States using an Intel(R) Xeon(R) CPU E5-2623 v3 @ 3GHz with 32 GB RAM running Windows 10 Professional. This computer, using LLR, took approximately 23 minutes to complete the primality tests of both primes. Tom is a member of the Sicituradastra. (http://www.primegrid.com/team_display.php?teamid=1596) team. The prime was verified on 15 September 2016 01:32:51 UTC, by Don Palmer (Don Palmer (http://www.primegrid.com/show_user.php?userid=176363)) of Canada using an Intel(R) Core(TM)2 Duo CPU E7600 @ 3.06GHz with 4 GB RAM running OS X 10.11.6. This computer, using LLR, took approximately 1 hour 37 minutes to complete the primality tests of both primes. Don is a member of the Team Canada (http://www.primegrid.com/team_display.php?teamid=15) team. For more details, please see the official announcement (http://www.primegrid.com/download/twin-1290000.pdf).
More... (http://www.primegrid.com/forum_thread.php?id=7021)
More... (http://www.primegrid.com/forum_thread.php?id=7021)