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Old 2017-10-26, 05:54   #1438
MyDogBuster
 
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May 2008
Wilmington, DE

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627*2^1482485-1 is prime

http://primes.utm.edu/primes/page.php?id=123958

446276 digits

Last fiddled with by MyDogBuster on 2017-10-26 at 05:56
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