PRP Records

1375^5556-5556^1375



Found with PFGW Version 3.7.5

1375^5556-5556^1375 is 2-PRP! (10.7519s+0.0021s)
1375^5556-5556^1375 is 3-PRP! (11.0011s+0.0021s)
1375^5556-5556^1375 is 5-PRP! (11.1882s+0.0020s)
1375^5556-5556^1375 is 7-PRP! (10.7665s+0.0021s)
1375^5556-5556^1375 is 11-PRP! (12.3950s+0.0021s)

Primality testing 1375^5556-5556^1375 [N-1/N+1, Brillhart-Lehmer-Selfridge]
Running N-1 test using base 7
Running N+1 test using discriminant 13, base 6+sqrt(13)
Calling N+1 BLS with factored part 0.11% and helper 0.03% (0.37% proof)
1375^5556-5556^1375 is Fermat and Lucas PRP! (55.6795s+0.0039s)

To be completed...




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