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Old 2020-02-11, 17:19   #469
JuanTutors
 
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Mar 2004

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Quote:
Originally Posted by Uncwilly View Post
There is no good reason to run ECM on this exponent. If you are trying to find a factor of it, you are wasting your time now. It is at 81 bits (unless you have a great GPU, don't do any more TF.) You have done P-1 on it. ECM is a waste on this exponent.
I know. I have a laptop that is on for very few hours per year, so I set it to do some factoring on a 100M digit Mersenne on which I am doing PRP on another computer on the tiny off chance I find a factor and save time. I just posted here in case the error is a bug.
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