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02-10-11, 01:11 AM
On 8 Feb 2011 09:38:57 UTC, PrimeGrid’s PRPNet found the largest known Generalized Fermat Prime: 145310^262144+1 (http://primes.utm.edu/primes/page.php?id=98160)The mega prime is 1,353,265 digits long and enters Chris Caldwell's The Largest Known Primes Database (http://primes.utm.edu/primes) ranked 1st for Generalized Fermat Primes (http://primes.utm.edu/top20/page.php?id=12) and 23rd overall.The discovery was made by Ricky L Hubbard of the United States using an AMD PHENOM II X6 1090t @ 3.2GHz with 8GB RAM, running Windows 7. This computer took 11 hours and 13 minutes to complete the primality test using pfgw64. Ricky is a member of the AMD Users (http://www.primegrid.com/team_display.php?teamid=14) team.Official announcement soon to come.
More... (http://www.primegrid.com/forum_thread.php?id=3118)
More... (http://www.primegrid.com/forum_thread.php?id=3118)