Exponent Range: to+ above minimum exponent Include full ECM history (every "NF-ECM" result, slow) Include expired assignments Show software version in historyGet statusMnDetails332275751Composite: proven not-prime with PRP testNo factors below 281TF target 281P-1B1 = 2174000B2 = 92865000PRPStatusProofDateUserResidueShiftTypeBaseVerifiedCertified GoodPower=102025-05-01M. R. Mayer85CF4B1664C5F92214794464513HistoryDateUserTypeResult2025-05-020xCERTProof certified good2025-05-01M. R. MayerC-PRP85CF4B1664C5F922 Proof Certified Good Proof Power: 102025-02-12Siarhei P. 😜NF-PM1B1=2174000, B2=928650002023-10-18James HeinrichNFno factor TF: 67-682020-11-09Siarhei P. 😜NFno factor TF: 80-812020-11-09Siarhei P. 😜NFno factor TF: 79-802020-11-09Siarhei P. 😜NFno factor TF: 78-792020-11-09Siarhei P. 😜NFno factor TF: 77-782014-09-27Team_InspectorNFno factor TF: 76-772014-04-02Team_InspectorNFno factor TF: 75-762013-08-05Team_InspectorNFno factor TF: 74-752012-10-26Team_InspectorNFno factor TF: 73-742011-09-30Grant McCrackenNFno factor TF: 72-732011-09-27Grant McCrackenNFno factor TF: 71-722011-07-04Grant McCrackenNFno factor TF: 70-712010-05-09Grant McCrackenNFno factor TF: 69-702009-07-11SunfishNFno factor TF: 68-69