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Thread: Record probable prime found!

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  1. #1
    Free-DC Semi-retire gopher_yarrowzoo's Avatar
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    nice one paleseptember, now can someone show me the full number
    Semi-retired from Free-DC...
    I have some time to help.....
    I need a new laptop,but who needs a laptop when you have a phone...
    Now to remember my old computer specs..


  2. #2
    Congrats, that is great news. Also very good timing as I will use that information in my talk on prime numbers in a couple of weeks. It will be especially good to use that as a concrete example of how deterministic primality testing in the general case takes a LONG time (ie: 500 million years) compared to specialized cases like Mersenne Primes which can be 28x larger (ie: 12.9 million digits) and only take a week or two to verify.

    Jeff.

  3. #3
    Senior Member paleseptember's Avatar
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    Quote Originally Posted by Digital Parasite View Post
    Congrats, that is great news. Also very good timing as I will use that information in my talk on prime numbers in a couple of weeks. It will be especially good to use that as a concrete example of how deterministic primality testing in the general case takes a LONG time (ie: 500 million years) compared to specialized cases like Mersenne Primes which can be 28x larger (ie: 12.9 million digits) and only take a week or two to verify.

    Jeff.
    Glad that I, the project, and Phil (the project admin) could be of service for your talk!

    Do post about how your talk went And remember that you'll have all of Free-DC (in spirit) sitting up the back pulling silly faces to try to distract you from your notes!

  4. #4
    Free-DC Semi-retire gopher_yarrowzoo's Avatar
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    paleseptember - exactly defiantly pulling the faces, or just mastering the one "look"... or just going probability ratio 1: 2^n-1 and falling... aka from Hitchhikers....
    Semi-retired from Free-DC...
    I have some time to help.....
    I need a new laptop,but who needs a laptop when you have a phone...
    Now to remember my old computer specs..


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