Exponent Range: to+ above minimum exponent Include full ECM history (every "NF-ECM" result, slow) Include expired assignments Show software version in historyGet statusMnDetails332263609Composite: proven not-prime with PRP testNo factors below 281TF target 281P-1B1 = 2800000B2 = 63000000PRPStatusProofDateUserResidueShiftTypeBaseVerifiedCertified GoodPower=102021-01-21Brian Schroeder35FD532AE5795C9217855604413HistoryDateUserTypeResult2023-10-18James HeinrichNFno factor TF: 67-682023-03-20Mark RoseNFno factor TF: 80-812023-03-20Mark RoseNFno factor TF: 79-802021-01-22ky0urakuCERTProof certified good2021-01-21Brian SchroederC-PRP35FD532AE5795C92 Proof Certified Good Proof Power: 102020-08-22Brian SchroederNF-PM1B1=2800000, B2=630000002020-08-16LOBESNFno factor TF: 78-792020-06-16Runtime ErrorNFno factor TF: 77-782016-05-22Team_InspectorNFno factor TF: 76-772015-02-15Team_InspectorNFno factor TF: 75-762013-01-11LaurVNFno factor TF: 74-752012-02-25Team_InspectorNFno factor TF: 73-742011-07-11Team_InspectorNFno factor TF: 72-732011-07-08Team_InspectorNFno factor TF: 71-722011-06-05Grant McCrackenNFno factor TF: 70-712009-12-05Grant McCrackenNFno factor TF: 69-702009-05-27Team_InspectorNFno factor TF: 68-69