Exponent Range: to+ above minimum exponent Include full ECM history (every "NF-ECM" result, slow) Include expired assignments Show software version in historyGet statusMnDetails332273867Composite: proven not-prime with PRP testNo factors below 281TF target 281P-1B1 = 2545000B2 = 57262500PRPStatusProofDateUserResidueShiftTypeBaseVerifiedCertified GoodPower=102025-05-18-anonymous-4AE66839CE8A362121225298513HistoryDateUserTypeResult2025-05-18Günter BalbigCERTProof certified good2025-05-18-anonymous-C-PRP4AE66839CE8A3621 Proof Certified Good Proof Power: 102025-02-12Siarhei P. 😜NF-PM1B1=2545000, B2=572625002023-10-18James 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: 77-782014-08-28Team_InspectorNFno factor TF: 76-772014-04-06Team_InspectorNFno factor TF: 75-762013-02-11-anonymous-NFno factor TF: 74-752012-09-25Team_InspectorNFno factor TF: 73-742011-10-06Grant McCrackenNFno factor TF: 72-732011-10-05Grant McCrackenNFno factor TF: 71-722011-06-19Grant McCrackenNFno factor TF: 70-712010-01-11Team_InspectorNFno factor TF: 69-702009-07-08SunfishNFno factor TF: 68-69