On 2 November 2016, 16:08:03 UTC, PrimeGrid’s PPS Mega Prime Search project found the Mega Prime:821*2^3327003+1The prime is 1,001,531 digits long and will enter Chris Caldwell's The Largest Known Primes Database ranked 196th overall. The discovery was made by Randall Scalise (Randall J. Scalise) of the United States using an Intel(R) Core(TM) i5-4590 CPU @ 3.50GHz with 8GB RAM, running Linux. This computer took about 1 hour 1 minute to complete the primality test using LLR. The prime was verified on 2 November 2016, 17:04:43 UTC by Chris Hoefliger ({CurlY BracketS}) of Switzerland using an Intel(R) Core(TM) i7-4770 CPU @ 3.40GHz with 16GB RAM, running Microsoft Windows 10 Professional. This computer took about 1 hour 55 minutes to complete the primality test using LLR. For more details, please see the official announcement.

More...