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01-23-17, 09:00 AM
On 19 January 2017, 22:43:32 UTC, PrimeGrid’s PPS Mega Prime Search project found the Mega Prime:1183*2^3353058+1 (http://primes.utm.edu/primes/page.php?id=122771)The prime is 1,009,375 digits long and will enter Chris Caldwell's “The Largest Known Primes Database” (http://primes.utm.edu/primes) ranked 201st overall. The discovery was made by Michele T. Mazzucato (nillium (http://www.primegrid.com/show_user.php?userid=188125)) of Italy using an Intel(R) Core(TM) i7-6700 CPU @ 3.40GHz with 8GB RAM, running Microsoft Windows 7 Professional Edition. This computer took about 2 hours 26 minutes to complete the primality test using LLR. The prime was verified on 20 January 2017, 00:27:58 UTC by Akinori Kanno (teagin (http://www.primegrid.com/show_user.php?userid=427924)) of Japan using an Intel(R) Core(TM) i7-3770 CPU @ 3.40GHz with 16GB RAM, running Microsoft Windows 10 Professional Edition. This computer took about 2 hours 49 minutes to complete the primality test using LLR. For more details, please see the official announcement (http://www.primegrid.com/download/mega-3353058.pdf).
More... (http://www.primegrid.com/forum_thread.php?id=7241)
More... (http://www.primegrid.com/forum_thread.php?id=7241)