PRP Records

Phi(28754,28754)



PFGW Version 20090928.Win_Dev (Beta caveat utilitor ) [GWNUM 25.13]

Primality testing Phi(28754,28754) [N-1/N+1, Brillhart-Lehmer-Selfridge]
Running N-1 test using base 2
Generic modular reduction using generic reduction FFT length 20K on A 193438-bit number
Running N-1 test using base 3
Generic modular reduction using generic reduction FFT length 20K on A 193438-bit number
Running N-1 test using base 7
Generic modular reduction using generic reduction FFT length 20K on A 193438-bit number
Running N+1 test using discriminant 17, base 1+sqrt(17)
Generic modular reduction using generic reduction FFT length 20K on A 193438-bit number
Calling N-1 BLS with factored part 0.05% and helper 0.02% (0.17% proof)
Phi(28754,28754) is Fermat and Lucas PRP! (1762.5186s+0.0743s)

To be completed...




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