On 27 January 2021, 17:13:11 UTC, PrimeGrid's Fermat Divisor Search found the Mega Prime:
The prime is 2,545,761 digits long and enters Chris Caldwell's “The Largest Known Primes Database” ranked 74th overall.
The discovery was made by Wolfgang Schwieger (DeleteNull) of Germany using an AMD Ryzen 7 3700X 8-Core Processor with 16GB RAM, running Microsoft Windows 10 Professional x64 Edition. This computer took about 1 hour, 20 minutes to complete the primality test using LLR2. Wolfgang Schwieger is a member of the SETI.Germany team.
For more details, please see the official announcement.