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Old 05-30-2007   #9 (permalink)
kaminix
Japanophile
 
Join Date: May 2007
Location: Göteborg, Sweden
Posts: 114
Default Re: Prime or Not Prime

Quote:
Originally Posted by DChristopher View Post
Not prime, divisible by at least 3 and 7, after which I stopped checking.

67717
67717 / 13 = 5209

4920467
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