PrimeGrid: GFN-262144 Mega Prime!

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On 5 June 2018, 05:24:10 UTC, PrimeGrid’s Generalized Fermat Prime Search found the Generalized Fermat mega prime:5152128^262144+1 The prime is 1,759,508 digits long and enters Chris Caldwell's The Largest Known Primes Database ranked 8th for Generalized Fermat primes and 60th overall.The discovery was made by Rob Gahan (Robish) of Ireland using an NVIDIA GeForce GTX Titan X in an Intel(R) Core(TM) i7-5930K CPU at 3.50GHz with 32GB RAM, running Windows 10 Core Edition. This GPU took about 25 minutes to probable prime (PRP) test with GeneferOCL3. Rob is a member of the Storm team.The prime was verified on 5 June 2018, 05:43:47 by Aaron Houston Clinton (denim) of the United States using an NVIDIA GeForce GTX 1080 Ti GPU in an Intel(R) Core(TM) i7-6700K CPU at 4.00GHz with 16GB RAM, running Windows 10 Professional Edition. This GPU took about 13 minutes to probable prime (PRP) test with GeneferOCL3. Aaron is a member of the SETI.USA team.The PRP was confirmed prime by an Intel(R) Core(TM) i7-7700K CPU @ 4.20GHz with 16GB RAM, running Microsoft Windows 10 Professional. This computer took about 7 hours 11 minutes to complete the primality test using LLR.For more details, please see the official announcement.

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[Mumps]

Yay denim!!!