Exponent Range: to+ above minimum exponent Output results in HTML format Output results in text-only format Output results in plain-text format Show full details (current assignment, history, LL residues) Include full ECM history (every "NF-ECM" result, slow) Include ancient history logs (1997-2007, slow) Include expired assignments Show software version in historyGet statusMnStatusDetails129969839Composite: proven not-prime with PRP test TFNo factors below 277TF target 277 P-1B1 = 1172000B2 = 2272771410 PRPStatusDateUserResidueShiftTypeBaseVerified2024-08-31Luke Durant4939A7A7DFDF8361013 HistoryDateUserTypeResult2024-09-01Luke DurantCERTPRP CertificationCERT proof power = 9Proof certified good2024-08-31Luke DurantC-PRP4939A7A7DFDF8361PRP proof power = 9PRP: VerifiedProof certified good2024-08-07Luke DurantNF-PM1B1=1172000, B2=22727714102023-06-15Markus K.NFno factor from 2^76 to 2^772023-06-15Naegi MakotoNFno factor from 2^75 to 2^762021-12-29Neutron3529NFno factor from 2^74 to 2^752020-11-03ViliamFNFno factor from 2^73 to 2^742015-12-13ANONYMOUSNFno factor from 2^72 to 2^732015-12-13ANONYMOUSNFno factor from 2^71 to 2^722015-12-13ANONYMOUSNFno factor from 2^70 to 2^712015-12-13ANONYMOUSNFno factor from 2^69 to 2^702015-12-10saffaNFno factor from 2^68 to 2^692015-09-13el groccoNFno factor from 2^67 to 2^682015-01-16tscNFno factor from 2^66 to 2^672012-10-08sasaki3NFno factor from 2^65 to 2^662010-11-11Charles A. MorrisNFno factor from 2^64 to 2^652010-05-31Torchwood InstituteNFno factor from 2^63 to 2^64