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Old 2005-04-15, 11:00   #2
Mar 2005

3510 Posts

Originally Posted by gribozavr
I've done sieving and LLR'ing 15k=187466565 with n from 1 to 100000 and 100000 to 150000 is in progress and I've found some primes. There are many small primes, e.g. n={7,8,11...} as well as some bigger ones, up to ~27000 digits long.
IMO you can post your primes to "top5000" list only if your primes are at least 56000 digits long, unless they have some "special form". "Special form" is NOT k*b^n+c, but I may be wrong...

Length of k*b^n primes can be calculated as length=log10(b)*n+k.

But keep searching!
Washuu is offline