Exponent Range: to+ above minimum exponent Include full ECM history (every "NF-ECM" result, slow) Include expired assignments Show software version in historyGet statusMnDetails332216791Composite: proven not-prime with PRP testNo factors below 281TF target 281P-1B1 = 5305000B2 = 5305000PRPStatusProofDateUserResidueShiftTypeBaseVerifiedCertified GoodPower=102022-03-03chauvet_pA0EB376AE42B35D76311251513HistoryDateUserTypeResult2023-10-18James HeinrichNFno factor TF: 67-682023-03-23Mark RoseNFno factor TF: 80-812023-03-23Mark RoseNFno factor TF: 79-802022-03-04curtiscCERTProof certified good2022-03-03chauvet_pC-PRPA0EB376AE42B35D7 Proof Certified Good Proof Power: 102013-07-12Bill StaffenNFno factor TF: 78-792013-07-11Bill StaffenNFno factor TF: 77-782011-02-17rdannelsNF-PM1B1=53050002011-02-17rdannelsNFno factor TF: 76-772010-06-15Benjamin PesslNFno factor TF: 75-762010-05-11Benjamin PesslNFno factor TF: 74-752010-04-19Team_InspectorNFno factor TF: 73-742010-04-13Team_InspectorNFno factor TF: 72-732008-12-15werdwerdusNFno factor TF: 71-722008-12-14werdwerdusNFno factor TF: 70-712008-12-14werdwerdusNFno factor TF: 69-702008-12-14werdwerdusNFno factor TF: 68-69