Exponent Range: to+ above minimum exponent Include full ECM history (every "NF-ECM" result, slow) Include expired assignments Show software version in historyGet statusMnDetails332218339Composite: proven not-prime with PRP testNo factors below 281TF target 281P-1B1 = 2985000B2 = 73878750PRPStatusProofDateUserResidueShiftTypeBaseVerifiedCertified GoodPower=102026-02-13JMencius894F23BB6CA7E42F17128931013HistoryDateUserTypeResult2026-02-13mr_foxCERTProof certified good2026-02-13JMenciusC-PRP894F23BB6CA7E42F Proof Certified Good Proof Power: 102023-10-18James HeinrichNFno factor TF: 67-682023-04-05Mark RoseNFno factor TF: 80-812023-04-05Mark RoseNFno factor TF: 79-802012-09-11Norman LeyNF-PM1B1=2985000, B2=738787502011-04-01TheJudgerNFno factor TF: 78-792011-04-01TheJudgerNFno factor TF: 77-782011-04-01TheJudgerNFno factor TF: 76-772011-04-01TheJudgerNFno factor TF: 75-762011-03-24Christian GeschwentnerNFno factor TF: 74-752010-08-27Team_InspectorNFno factor TF: 73-742010-06-11George GonisNFno factor TF: 72-732009-11-14Team_InspectorNFno factor TF: 71-722009-10-12Team_InspectorNFno factor TF: 70-712009-01-28zetagridNFno factor TF: 69-702009-01-16Team_InspectorNFno factor TF: 68-69