On 30 October 2016, 07:20:52 UTC, PrimeGrid’s PPS Mega Prime Search project found the Mega Prime:
The prime is 1,001,206 digits long and will enter Chris Caldwell's “The Largest Known Primes Database” ranked 196th overall.
The discovery was made by Alexander Falk (Alexander Falk) of the United States using an Intel(R) Core(TM) i7-4690HQ CPU @ 2.60GHz with 16GB RAM, running Windows 10 Professional. This computer took about 4 hours 12 minutes to complete the primality test using LLR. Alexander is a member of The Knights Who Say Ni! team.
The prime was verified on 30 October 2016 16:18:08 UTC, by Randall Scalise (Randall J. Scalise) 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 6 minutes to complete the primality test using LLR.
For more details, please see the official announcement.