On 25 July 2016, 05:31:32 UTC, PrimeGrid’s PPS Mega Prime Search project found the Mega Prime:
The prime is 1,027,110 digits long and will enter Chris Caldwell's The Largest Known Primes Database ranked 156th overall.
The discovery was made by Matt Jurach (mattozan) of the United States using an Intel(R) Core(TM) i7-5820k CPU @ 3.30GHz with 16GB RAM, running Microsoft Windows 7 Enterprise. This computer took about 48 minutes to complete the primality test using LLR. Matt is a member of the Aggie The Pew team.
The prime was verified on 25 July 2016, 06:24:44 UTC by Randall Scalise (Randall J. Scalise) of the United States using an Intel(R) Core(TM) i5-4590 CPU @ 3.30GHz with 8GB RAM, running Linux. This computer took about 1 hour 21 minutes to complete the primality test using LLR.
For more details, please see the official announcement.