Exponent Range: to+ above minimum exponent Include full ECM history (every "NF-ECM" result, slow) Include expired assignments Show software version in historyGet statusMnDetails332216587Composite: proven not-prime with PRP testNo factors below 281TF target 281P-1B1 = 3910000B2 = 60415000PRPStatusProofDateUserResidueShiftTypeBaseVerifiedCertified GoodPower=72022-02-28Simon JosefssonCDAAC4178E4D450A20130691613HistoryDateUserTypeResult2023-10-18James HeinrichNFno factor TF: 67-682023-03-22Mark RoseNFno factor TF: 80-812023-03-22Mark RoseNFno factor TF: 79-802022-03-12Oliver KruseCERTProof certified good2022-02-28Simon JosefssonC-PRP Proof Certified Good Proof Power: 72019-11-02HamperNF-PM1B1=3910000, B2=604150002011-03-05TheJudgerNFno factor TF: 78-792011-03-05TheJudgerNFno factor TF: 77-782011-03-05TheJudgerNFno factor TF: 76-772011-03-05TheJudgerNFno factor TF: 75-762008-12-21Nayan HajratwalaNFno factor TF: 74-752008-12-13Nayan HajratwalaNFno factor TF: 73-742008-12-10Nayan HajratwalaNFno factor TF: 72-732008-12-08werdwerdusNFno factor TF: 71-722008-12-07werdwerdusNFno factor TF: 70-712008-12-07werdwerdusNFno factor TF: 69-702008-12-07werdwerdusNFno factor TF: 68-69