PRP Records

4160^4207-4207^4160



Found with PFGW Version 3.6.0

4160^4207-4207^4160 is 2-PRP! (10.6021s+0.0034s)
4160^4207-4207^4160 is 3-PRP! (10.6053s+0.0022s)
4160^4207-4207^4160 is 5-PRP! (10.5625s+0.0034s)
4160^4207-4207^4160 is 7-PRP! (10.5644s+0.0024s)
4160^4207-4207^4160 is 11-PRP! (10.6260s+0.0019s)

Primality testing 4160^4207-4207^4160 [N-1/N+1, Brillhart-Lehmer-Selfridge]
Running N-1 test using base 3
Running N-1 test using base 7
Running N+1 test using discriminant 19, base 1+sqrt(19)
Calling N+1 BLS with factored part 0.06% and helper 0.00% (0.18% proof)
4160^4207-4207^4160 is Fermat and Lucas PRP! (60.5112s+0.0019s)

To be completed...




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