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 statusMnStatusDetails128418977Composite: proven not-prime with PRP test TFNo factors below 277TF target 277 P-1B1 = 1114000B2 = 1434937350 PRPStatusDateUserResidueShiftTypeBaseVerified2024-08-12Luke Durant870EECF8619354CC013 HistoryDateUserTypeResult2024-08-12stenleiCERTPRP CertificationCERT proof power = 9Proof certified good2024-08-12Luke DurantC-PRP870EECF8619354CCPRP proof power = 9PRP: VerifiedProof certified good2024-07-25Luke DurantNF-PM1B1=1114000, B2=14349373502023-01-16TravisJankNFno factor from 2^76 to 2^772023-01-14Kevin JagetNFno factor from 2^75 to 2^762022-12-23SRBaseNFno factor from 2^74 to 2^752021-07-15SRBaseNFno factor from 2^73 to 2^742020-10-23SRBaseNFno factor from 2^72 to 2^732016-01-03abrossNFno factor from 2^71 to 2^722015-12-31abrossNFno factor from 2^70 to 2^712015-12-30Smok_bmv NFno factor from 2^69 to 2^702015-10-28LookASNFno factor from 2^68 to 2^692015-10-27saffaNFno factor from 2^67 to 2^682015-01-13el groccoNFno factor from 2^66 to 2^672012-09-29Mr-PlonkNFno factor from 2^65 to 2^662010-11-07Charles A. MorrisNFno factor from 2^64 to 2^652010-05-29kiwiboyNFno factor from 2^63 to 2^64