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07-15-16, 12:27 AM
On 22 June 2016, 12:49:45 UTC, PrimeGrid’s PPS Mega Prime Search project found the Mega Prime: 351*2^3545752+1 (https://primes.utm.edu/primes/page.php?id=121821) The prime is 1,059,162 digits long and enters Chris Caldwell's The Largest Known Primes Database (http://primes.utm.edu/primes) ranked 127th overall. The discovery was made by Sylvanus A. Zimmerman (Van Zimmerman (http://www.primegrid.com/show_user.php?userid=168418)) of the United States using an Intel(R) Xeon(R) CPU E3-1225 v3 @ 3.20GHz with 2GB RAM, running FreeBSD 10.3. This computer took about 1 hour 27 minutes to complete the primality test using LLR. Sylvanus is a member of the Aggie The Pew (http://www.primegrid.com/team_display.php?teamid=2280) team. The prime was verified on 24 June 2016, 04:28:31 UTC, by user (13G (http://www.primegrid.com/show_user.php?userid=144280)) of the Czech Republic using an Intel(R) Core(TM) i5-2415M CPU @ 2.30GHz with 8GB RAM, running Darwin. This computer took about 2 hours 33 minutes to complete the primality test using LLR. 13G is a member of the Czech National Team (http://www.primegrid.com/team_display.php?teamid=46). For more details, please see the official announcement (http://www.primegrid.com/download/mega-3545752.pdf).
More... (http://www.primegrid.com/forum_thread.php?id=6907)
More... (http://www.primegrid.com/forum_thread.php?id=6907)