Submit your PRPs (more than 50,000 digits)

Choose your name...

     or enter it if you are not in the list : (first and last name)

The probable primes you have found :
(please type one number by line using the following format :
number,its number of digits in base 10
and don't type their decimal expansion ;-)

- Double-check the number of digits of your submitted PRPs
- Don't submit your numbers twice
- Don't submit numbers with more than 100 characters
Any mistake can cause cancellation of your submission.
You can check on WolframAlpha, or using PFGW (pfgw -od -f0 -q'len(YOUR_NUMBER)').

Additional comments concerning all those PRPs (sieve limit used, probable tests you have made, in which bases, ...) :

Your e-mail address for a confirmation :