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Aktualizácie: pred 2 dni 9 hod

GFN-131072 Mega Prime!

Ne, 19.03.2017 - 19:46
On 18 March 2017, 21:52:24 UTC, PrimeGrid’s Generalized Fermat Prime Search found the Generalized Fermat mega prime: 45570624^131072+1 The prime is 1,003,840 digits long and enters Chris Caldwell's The Largest Known Primes Database ranked 22nd for Generalized Fermat primes and 231st overall. The discovery was made by Vince Splain (yank) of The United States using an NVIDIA GeForce GTX 980 in an Intel(R) Core(TM) i7-5960X CPU at 3.00GHz with 16GB RAM, running Microsoft Windows 7 Professional. This GPU took about 14 minutes to probable prime (PRP) test with GeneferOCL4. Vince is a member of the US Navy 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 2 hours 38 minutes to complete the primality test using LLR. For more details, please see the official announcement.
Kategórie: Novinky z projektov

Yet Another PPS-Mega Prime!

St, 15.03.2017 - 17:15
On 14 March 2017 14:01:17 UTC, PrimeGrid’s PPS Mega Prime Search project found the Mega Prime: 621*2^3378148+1 The prime is 1,016,927 digits long and will enter Chris Caldwell's The Largest Known Primes Database ranked 205th overall. The discovery was made by Randall Scalise (Randall J. Scalise) of the United States using an Intel(R) Core(TM) i5-4590 @ 3.30GHz with 8GB RAM, running Linux. This computer took about 1 hour 2 minutes to complete the primality test using LLR. The prime was verified on 14 March 2017 14:09:41 UTC by Lars Fricke (Lars Fricke) of Germany using an Intel(R) Xeon(R) E5-2660v3 @ 2.60GHz with 128GB RAM, running Linux. This computer took about 1 hour 10 minutes to complete the primality test using LLR. Lars is a member of the Rechenkraft.net team. For more details, please see the official announcement.
Kategórie: Novinky z projektov

Another PPS-Mega Prime!

St, 15.03.2017 - 16:57
On 14 March 2017 09:23:13 UTC, PrimeGrid’s PPS Mega Prime Search project found the Mega Prime: 1093*2^3378000+1 The prime is 1,016,883 digits long and will enter Chris Caldwell's The Largest Known Primes Database ranked 205th overall. The discovery was made by Andreas Rohmann (Andreas Rohmann) of Germany using an Intel(R) Core(TM) i7-4771 @ 3.50GHz with 32GB RAM, running MacOS. This computer took about 2 hours 28 minutes to complete the primality test using LLR. The prime was verified on 14 March 2017 16:51:12 UTC by Wolfgang Schwieger (DeleteNull) of Germany using an Intel(R) Core(TM) i7-3930K CPU @ 3.20GHz with 64GB RAM, running Microsoft Windows 10 Professional Edition. This computer took about 1 hour 30 minutes to complete the primality test using LLR. Wolfgang is a member of the SETI.Germany team. For more details, please see the official announcement.
Kategórie: Novinky z projektov

PRPNet March Challenge

St, 15.03.2017 - 15:50
Happy St Patrick's Equinox Challenge Announced is a PRPNet challenge at the 121 prime search project from the 16th till 21st of March. Work in PRPNet counts towards your PSA badge. Leading edge of the search now up to 7,360,477 on both the plus and minus side. Goal will be to get both to 7.5M. More about the 27121 prime search can be found here. News and infos about the PRPNet client can be found here. To take part, you have to activate the following lines in prpclient.ini: server=121:100:1:prpnet.primegrid.com:12001 Stats will be available at the well known place here. All previous PRPNet challenge stats can be found here. Discussion and more information can be found here: 2017 PRPNet March Challenge. Good luck!
Kategórie: Novinky z projektov

PPS-Mega Prime!

St, 15.03.2017 - 15:42
On 12 March 2017 18:28:04 UTC, PrimeGrid’s PPS Mega Prime Search project found the Mega Prime: 861*2^3377601+1 The prime is 1,016,763 digits long and will enter Chris Caldwell's The Largest Known Primes Database ranked 205th overall. The discovery was made by Mike Kinney (Mektacular) of the United States using an Intel(R) Core(TM) i5-6500 @ 3.20GHz with 16GB RAM, running Microsoft Windows 10 Professional Edition. This computer took about 53 minutes to complete the primality test using LLR. Mike is a member of the Crunching@EVGA team. The prime was verified on 12 March 2017 18:47:34 UTC by Stefan Geiger (Steve) of Austria using an Intel(R) Core(TM) i7-6700K CPU @ 4.00GHz with 16GB RAM, running Microsoft Windows 10 Professional Edition. This computer took about 52 minutes to complete the primality test using LLR. Stefan is a member of the Aggie The Pew team. For more details, please see the official announcement.
Kategórie: Novinky z projektov

GFN-262144 Mega Prime!

Po, 13.03.2017 - 14:23
On 11 March 2017, 18:07:33 UTC, PrimeGrid’s Generalized Fermat Prime Search found the Generalized Fermat mega prime: 2611204^262144+1 The prime is 1,682,141 digits long and enters Chris Caldwell's The Largest Known Primes Database ranked 5th for Generalized Fermat primes and 52nd overall. The discovery was made by Roman Vogt (Tabaluga) of Germany using an NVIDIA GeForce GTX 580 in an Intel(R) Core(TM) i7-2700K CPU @ 3.50GHz with 8GB RAM, running Microsoft Windows 10 Professional Edition. This GPU took about 46 minutes to probable prime (PRP) test with GeneferOCL4. Roman is a member of the Sicituradastra. team. The prime was verified on 12 March 2017, 12:13:28 UTC by Markus Tervooren (mtervooren) of Germany using an AMD Ellesmere GPU in an AMD Phenom(tm) II X6 1090T with 8GB RAM, running Linux. This computer took about 29 minutes to complete the probable prime (PRP) test. The PRP was confirmed prime by an Intel(R) Core(TM) i7-7700K CPU @ 4.20GHz with 16GB RAM, running Windows 10 Professional Edition. This computer took about 7 hours 28 minutes to complete the primality test using LLR. For more details, please see the official announcement.
Kategórie: Novinky z projektov