Exponent Range: to+ above minimum exponent Include full ECM history (every "NF-ECM" result, slow) Include expired assignments Show software version in historyGet statusMnDetails332226823Composite: proven not-prime with PRP testNo factors below 281TF target 281P-1B1 = 4420000B2 = 4420000PRPStatusProofDateUserResidueShiftTypeBaseVerifiedCertified GoodPower=72022-01-22Simon Josefsson99C7B5C0A49421A123572481113HistoryDateUserTypeResult2023-10-18James HeinrichNFno factor TF: 67-682023-03-15Mark RoseNFno factor TF: 80-812023-03-15Mark RoseNFno factor TF: 79-802022-01-31Jan S.CERTProof certified good2022-01-22Simon JosefssonC-PRP99C7B5C0A49421A1 Proof Certified Good Proof Power: 72020-08-05el groccoNFno factor TF: 78-792016-08-06SETIKAHNF-PM1B1=44200002015-08-29NRNFno factor TF: 77-782010-08-12amphoriaNFno factor TF: 76-772010-08-12amphoriaNFno factor TF: 75-762010-08-12amphoriaNFno factor TF: 74-752010-08-12amphoriaNFno factor TF: 73-742010-08-12amphoriaNFno factor TF: 72-732010-02-26Team_InspectorNFno factor TF: 71-722010-02-24Team_InspectorNFno factor TF: 70-712009-09-02Team_InspectorNFno factor TF: 69-702008-12-29Team_InspectorNFno factor TF: 68-69