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 statusMnStatusDetails129924271Composite: proven not-prime with PRP test TFNo factors below 277TF target 277 P-1B1 = 1172000B2 = 2272771410 PRPStatusDateUserResidueShiftTypeBaseVerified2024-08-31Luke Durant6928A7CDE3DE5EE3013 HistoryDateUserTypeResult2024-08-31PoaoCERTPRP CertificationCERT proof power = 9Proof certified good2024-08-31Luke DurantC-PRP6928A7CDE3DE5EE3PRP proof power = 9PRP: VerifiedProof certified good2024-08-07Luke DurantNF-PM1B1=1172000, B2=22727714102023-06-11TheJudgerNFno factor from 2^76 to 2^772023-06-11TheJudgerNFno factor from 2^75 to 2^762021-12-08Neutron3529NFno factor from 2^74 to 2^752020-12-17ViliamFNFno factor from 2^73 to 2^742020-10-20SRBaseNFno factor from 2^72 to 2^732016-05-12William WallaceNFno factor from 2^71 to 2^722016-05-07treborNFno factor from 2^70 to 2^712015-12-08SMoffatNFno factor from 2^69 to 2^702015-11-24SMoffatNFno factor from 2^68 to 2^692015-11-09Josh FamestadNFno factor from 2^67 to 2^682015-01-16Paul_KinlawNFno 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 2^65