Exponent Range: to+ above minimum exponent Include full ECM history (every "NF-ECM" result, slow) Include expired assignments Show software version in historyGet statusMnDetails999992999Composite: proven not-prime with PRP testNo factors below 286TF target 285P-1B1 = 5500000B2 = 280000000PRPStatusProofDateUserResidueShiftTypeBaseVerifiedCertified GoodPower=92023-02-15Kriesel8C016889180ED126013HistoryDateUserTypeResult2023-03-08KrieselCERTProof certified good2023-02-15KrieselC-PRP Proof Certified Good Proof Power: 92021-06-27KrieselNF-PM1B1=5500000, B2=2800000002021-06-20KrieselNFno factor TF: 85-862021-03-29KrieselNFno factor TF: 84-852021-02-17KrieselNFno factor TF: 80-812021-02-17KrieselNFno factor TF: 83-842021-02-17KrieselNFno factor TF: 82-832021-02-17KrieselNFno factor TF: 81-822019-02-04ATHNFno factor TF: 68-692019-02-04ATHNFno factor TF: 67-682019-02-04ATHNFno factor TF: 1-672012-12-01Never Odd Or EvenNFno factor TF: 79-802012-11-26Never Odd Or EvenNFno factor TF: 78-792012-11-17Never Odd Or EvenNFno factor TF: 77-782012-11-17Never Odd Or EvenNFno factor TF: 76-772011-02-05lindeeNFno factor TF: 75-762011-02-05lindeeNFno factor TF: 74-752011-02-05lindeeNFno factor TF: 73-742010-10-11Ethan O'ConnorNFno factor TF: 72-732010-04-10James HintzNFno factor TF: 71-722009-08-08Rob_DeeNFno factor TF: 70-712009-07-19Rob_DeeNFno factor TF: 69-70