On 29 November 2016, 16:00:42 UTC, PrimeGrid’s PPS Mega Prime Search project found the Mega Prime:
The prime is 1,004,140 digits long and will enter Chris Caldwell's The Largest Known Primes Database ranked 193rd overall.
The discovery was made by Randall Scalise (Randall J. Scalise) of the United States using an Intel(R) Core(TM) i5-4590 CPU @ 3.30GHz with 8GB RAM, running Linux. This computer took about 1 hour 12 minutes to complete the primality test using LLR.
The prime was verified on 29 November 2016, 18:54:26 UTC by Ed Goforth (BlisteringSheep) of Saint Kitts and Nevis using an Intel(R) Xeon(R) CPU E5-2620 v3 @ 2.40GHz with 48GB RAM, running Linux. This computer took about 1 hour 36 minutes to complete the primality test using LLR. Ed is a member of the Christians team.
For more details, please see the official announcement.