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 statusMnStatusDetails127816807Composite: proven not-prime with PRP test TFNo factors below 278TF target 277 P-1B1 = 1068000B2 = 1361479350 PRPStatusDateUserResidueShiftTypeBaseVerified2024-08-03Luke DurantD4E548897118C423013 HistoryDateUserTypeResult2024-08-03Luke DurantCERTPRP CertificationCERT proof power = 9Proof certified good2024-08-03Luke DurantC-PRPD4E548897118C423PRP proof power = 9PRP: VerifiedProof certified good2024-07-21Luke DurantNF-PM1B1=1068000, B2=13614793502023-05-09nranksNFno factor from 2^77 to 2^782022-12-30TravisJankNFno factor from 2^76 to 2^772022-12-30TravisJankNFno factor from 2^75 to 2^762022-12-26Yves de WandelaarNFno factor from 2^74 to 2^752021-07-13SRBaseNFno factor from 2^73 to 2^742020-10-23SRBaseNFno factor from 2^72 to 2^732016-11-04mhskNFno factor from 2^71 to 2^722016-10-06proxy2222NFno factor from 2^70 to 2^712016-09-20proxy2222NFno factor from 2^69 to 2^702016-03-04proxy2222NFno factor from 2^68 to 2^692015-10-03el groccoNFno factor from 2^67 to 2^682015-01-09AlexanderNFno factor from 2^66 to 2^672012-09-25Mr-PlonkNFno factor from 2^65 to 2^662010-11-07RichardNFno factor from 2^64 to 2^652010-05-28sasaki3NFno factor from 2^63 to 2^64