PFGW Version 1.2.0 for Windows [FFT v23.8]

Primality testing 9898989010*(10^(10*1006)-1)/(10^10-1)+7639
[N-1/N+1, Brillhart-Lehmer-Selfridge]
Running N-1 test using base 3
Running N+1 test using discriminant 7, base 1+sqrt(7)
9898989010*(10^(10*1006)-1)/(10^10-1)+7639 is Fermat and Lucas PRP!

To be completed...