Exponent Range: to+ above minimum exponent Include full ECM history (every "NF-ECM" result, slow) Include expired assignments Show software version in historyGet statusMnDetails623466917Composite: proven not-prime with PRP testNo factors below 284TF target 283P-1B1 = 2050000B2 = 83500000PRPStatusProofDateUserResidueShiftTypeBaseVerifiedinvalid ProofStatusID "5"Power=92021-10-19KrieselF9071633D186C9E6013HistoryDateUserTypeResult2022-01-03KrieselCERTProof certified good2021-10-19KrieselC-PRPF9071633D186C9E6 Proof invalid ProofStatusID "5" Proof Power: 92020-11-06KrieselNF-PM1B1=2050000, B2=835000002020-10-07KrieselNFno factor TF: 83-842020-10-07KrieselNFno factor TF: 82-832020-10-07KrieselNFno factor TF: 81-822020-10-07KrieselNFno factor TF: 80-812020-10-07KrieselNFno factor TF: 79-802020-10-07KrieselNFno factor TF: 78-792020-10-07KrieselNFno factor TF: 77-782020-10-07KrieselNFno factor TF: 76-772020-10-07KrieselNFno factor TF: 75-762020-10-07KrieselNFno factor TF: 74-752020-10-07KrieselNFno factor TF: 73-742020-10-07KrieselNFno factor TF: 72-732020-09-16SRBaseNFno factor TF: 71-722018-12-15Niels_Mache_NextcloudNFno factor TF: 70-712018-09-30Niels_Mache_NextcloudNFno factor TF: 69-702017-03-29sasakiNFno factor TF: 68-692017-02-01sasakiNFno factor TF: 67-682014-03-29sasakiNFno factor TF: 65-672012-01-16HBendtzNFno factor TF: 64-652010-08-02Architects CubedNFno factor TF: 63-64