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Old 2006-01-08, 08:14   #4
axn
 
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Jun 2003

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Quote:
Originally Posted by cheesehead
Also, Prime95's P-1 stage 2 with b1 = 2000 and b2 = 4000 would find this factor because the largest prime-power factor of 4934285493275531 is less than 4000 and all other prime-power factors are less than 2000. (In fact, b1/b2 as low as b1 = 1973, b2 = 3721 would have worked.)
AFAIK, stage 2 only considers primes and not prime powers. So this would not be found.
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