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 statusMnStatusDetails134362909Composite: proven not-prime with PRP test TFNo factors below 277TF target 277 P-1B1 = 970000B2 = 424398030 PRPStatusDateUserResidueShiftTypeBaseVerified2024-09-30Luke Durant84EE964698279D8D013 HistoryDateUserTypeResult2024-09-30Luke DurantCERTPRP CertificationCERT proof power = 9Proof certified good2024-09-30Luke DurantC-PRP84EE964698279D8DPRP proof power = 9PRP: VerifiedProof certified good2024-09-05ResolverNF-PM1B1=970000, B2=4243980302024-02-02Oliver KruseNFno factor from 2^76 to 2^772024-01-24Oliver KruseNFno factor from 2^75 to 2^762023-01-05SRBaseNFno factor from 2^74 to 2^752021-07-25SRBaseNFno factor from 2^73 to 2^742020-10-22SRBaseNFno factor from 2^72 to 2^732016-03-01Ilya AlexandrovNFno factor from 2^71 to 2^722016-02-28MyrtheNFno factor from 2^70 to 2^712016-01-19Choi4KANGNFno factor from 2^69 to 2^702016-01-19Choi4KANGNFno factor from 2^68 to 2^692016-01-17Josh FamestadNFno factor from 2^67 to 2^682015-01-23aurashiftNFno factor from 2^66 to 2^672012-10-26nextPrimeNFno factor from 2^65 to 2^662010-11-22Torchwood InstituteNFno factor from 2^64 to 2^652010-06-13James HintzNFno factor from 2^63 to 2^64