On 3 November 2016, 17:52:13 UTC, PrimeGrid’s PPS Mega Prime Search project found the Mega Prime:
The prime is 1,001,642 digits long and will enter Chris Caldwell's The Largest Known Primes Database ranked 196th overall.
The discovery was made by Dejana Ristic (Dejana Ristic) of Germany using an Intel(R) Xeon(R) CPU E3-1245 v3 @ 3.40GHz with 8GB RAM, running Windows 7 Enterprise Edition. This computer took about 1 hour 1 minute to complete the primality test using LLR. Dejana is a member of the Rechenkraft.net team.
The prime was verified on 4 November 2016, 09:03:57 UTC by Steve King (steveking) of the United States using an Intel(R) Core(TM) i3-4010U CPU @ 1.70GHz with 12GB RAM, running Windows 10 Core Edition. This computer took about 4 hours to complete the primality test using LLR.
For more details, please see the official announcement.