On 27 November 2016, 04:28:15 UTC, PrimeGrid’s PPS Mega Prime Search project found the Mega Prime:
The prime is 1,003,901 digits long and will enter Chris Caldwell's The Largest Known Primes Database ranked 193rd overall.
The discovery was made by John S. Chambers (Johnny Rotten) of the United States using an Intel(R) Core(TM) i7-5930K CPU @ 3.50GHz with 16GB RAM, running Microsoft Windows 7 Professional. This computer took about 45 minutes to complete the primality test using LLR. John is a member of the SETI.USA team.
The prime was verified on 27 November 2016 04:44:08 UTC, by John Murphy (TheDawgz) of the United States using an GenuineIntel Virtual CPU with 746MB RAM running Linux. This computer took about 53 minutes to complete the primality test using LLR. John is a member of the Aggie The Pew team.
For more details, please see the official announcement.