Exponent Range: to+ above minimum exponent Include full ECM history (every "NF-ECM" result, slow) Include expired assignments Show software version in historyGet statusMnDetails332276927Composite: proven not-prime with PRP testNo factors below 281TF target 281P-1B1 = 2174000B2 = 92865000PRPStatusProofDateUserResidueShiftTypeBaseVerifiedCertified GoodPower=102025-05-31M. R. Mayer05EE3130B80CCD913865937613HistoryDateUserTypeResult2025-05-31Jason LynchCERTProof certified good2025-05-31M. R. MayerC-PRP05EE3130B80CCD91 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: 77-782016-06-28Team_InspectorNFno factor TF: 76-772014-04-04Team_InspectorNFno factor TF: 75-762013-08-22Team_InspectorNFno factor TF: 74-752012-11-18Team_InspectorNFno factor TF: 73-742012-02-13Team_InspectorNFno factor TF: 72-732011-11-11Grant McCrackenNFno factor TF: 71-722011-07-12Grant McCrackenNFno factor TF: 70-712010-05-18Grant McCrackenNFno factor TF: 69-702009-07-12SunfishNFno factor TF: 68-69