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View Full Version : PrimeGrid: Another PPS Mega Prime!



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09-08-16, 05:38 PM
On 5 September 2016, 02:15:19 UTC, PrimeGrid’s PPS Mega Prime Search project found the Mega Prime: 495*2^3484656+1 (http://primes.utm.edu/primes/page.php?id=122163) The prime is 1,048,989 digits long and will enter Chris Caldwell's The Largest Known Primes Database (https://primes.utm.edu/primes) ranked 152nd overall. The discovery was made by Randall Scalise (Randall J. Scalise (http://www.primegrid.com/show_user.php?userid=8634)) of the United States using an Intel(R) Core(TM) i5-4570 CPU @ 3.20GHz with 8GB RAM, running Linux. This computer took about 1 hour 8 minutes to complete the primality test using LLR. For more details, please see the official announcement (http://www.primegrid.com/download/mega-3484656.pdf).

More... (http://www.primegrid.com/forum_thread.php?id=7002)