Exponent Range: to+ above minimum exponent Include full ECM history (every "NF-ECM" result, slow) Include expired assignments Show software version in historyGet statusMnDetails720402457Composite: proven not-prime with PRP testNo factors below 284TF target 284P-1B1 = 6690000B2 = 200700000PRPStatusProofDateUserResidueShiftTypeBaseVerifiedCertified GoodPower=92022-09-10Kriesel8DA739561A8B3AA6013HistoryDateUserTypeResult2022-10-05KrieselCERTProof certified good2022-09-10KrieselC-PRP8DA739561A8B3AA6 Proof Certified Good Proof Power: 92021-02-08KrieselNF-PM1B1=6690000, B2=2007000002020-09-13KrieselNFno factor TF: 71-722020-09-13KrieselNFno factor TF: 82-832020-09-13KrieselNFno factor TF: 83-842020-09-13KrieselNFno factor TF: 80-812020-09-13KrieselNFno factor TF: 81-822020-09-13KrieselNFno factor TF: 78-792020-09-13KrieselNFno factor TF: 79-802020-09-13KrieselNFno factor TF: 76-772020-09-13KrieselNFno factor TF: 77-782020-09-13KrieselNFno factor TF: 74-752020-09-13KrieselNFno factor TF: 75-762020-09-13KrieselNFno factor TF: 72-732020-09-13KrieselNFno factor TF: 73-742020-06-09SRBaseNFno factor TF: 70-712015-07-29monstNFno factor TF: 66-702012-01-04monstNFno factor TF: 65-662011-02-13monstNFno factor TF: 64-652010-07-25Architects CubedNFno factor TF: 63-64