



 
Vadali, Do you mean "What is the largest known prime number?" if so you can find some information on a page at the University of Tennessee at Martin site kept by Chris K. Caldwell. If you real mean "What is the largest prime number?" then the answer is that there is no largest prime number. Proofs can again be found on the University of Tennessee at Martin site. Penny  


Math Central is supported by the University of Regina and The Pacific Institute for the Mathematical Sciences. 