PRP Records

2^53509-292363



1st PRP for 2^n-292363.

Sieved to P=200G.

Primality testing 2^53509-292363 [N-1/N+1, Brillhart-Lehmer-Selfridge]
Running N-1 test using base 223
Running N+1 test using discriminant 229, base 1+sqrt(229)
Calling N-1 BLS with factored part 0.04% and helper 0.02% (0.16% proof)
2^53509-292363 is Fermat and Lucas PRP! (160.8772s+0.0093s)

To be completed...




Go back