On 7 Aug 2007, 15:25:07 UTC, PrimeGrid's servers returned a positive result in the Woodall Prime Search. It was the double check validating that a Woodall prime was found on 4 Aug 2007, 19:36:57 UTC.<br /> 2013992*22013992-1 The prime is 606279 digits long and enters The Largest Known Primes Database (http://primes.utm.edu/primes/) ranked 1st for Woodall primes and 37th overall.<br /><br /> The discovery was made by Lasse Mejling Andersen of Denmark using an Intel Celeron 2.80 GHz with 512 MB RAM. This machine took a little over 3 hours and 27 minutes to test using the LLR program.<br /><br /> For more details, please see here.