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Old 04 April 2014, 02:34 PM
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GenYus234 GenYus234 is offline
 
Join Date: 02 August 2005
Location: Mesa, AZ
Posts: 26,699
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When buying a very large prime number, how can the buyer be sure that the number is prime? Wouldn't they have to run it through the very laborious process of elimination that was used to find it in the first place? If so, then wouldn't it be just as easy to find the number themselves?
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