Quote:
Originally Posted by drmurat
I think I am at the begining . :) I get 2^50.000 at first night with my own code . can we think it is big :) . I am recording all results from 2 ^ 1 to 2 ^ 50000 . and it goes on I want to calculate fermat and mersenne primes

If you taking about how long it takes to wrtie the number to file: The following takes ~1 ms with
Pari/GP:
Code:
gettime();write("delMe",2^50000+1);gettime()
1