On 24 June 2016, 01:57:14 UTC, PrimeGrid’s PPS Mega Prime Search project found the Mega Prime: 309*2^3577339+1 The prime is 1,076,889 digits long and enters Chris Caldwell's The Largest Known Primes Database ranked 119th overall. The discovery was made by Russell Mathers (Russ) of the United Kingdom using an Intel(R) Core(TM) i7-5960X CPU @ 3.00GHz with 32GB RAM, running Microsoft Windows 10 Professional. This computer took about 1 hour 11 minutes to complete the primality test using LLR. The prime was verified on 24 June 2016, 21:32:07 UTC, by Jakub Pavlis (JakuP) of the Czech Republic using an Intel(R) Core(TM) i3-2310M CPU @ 2.10GHz with 4GB RAM, running Microsoft Windows 10 Professional. This computer took about 2 hours 55 minutes to complete the primality test using LLR. Jakub is a member of the Czech National Team. For more details, please see the official announcement.

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