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 statusMnStatusDetails6988271TFNo factors below 272TF target 267 P-1B1 = 4200000B2 = 4044086310 ECMDigitsB1Curves25500006 / 280Estimated T-Level: 20.1 ⓘ LLStatusDateUserResidueShiftVerified2000-01-19Jean-Yves Canart5E7A1727D9F43A7C3878173Verified2002-11-02A. Kromat5E7A1727D9F43A7C2516238 HistoryDateUserTypeResult2023-12-01Sid & AndyNF-PM1B1=4200000, B2=40440863102021-12-06Seth_TrNF-PM1B1=2000000, B2=2416186502021-11-07Seth_TrNF-PM1B1=2000000, B2=58000000, E=122021-09-26SRBaseNFno factor from 2^71 to 2^722021-09-06SRBaseNFno factor from 2^70 to 2^712021-08-13takahashiNFno factor from 2^69 to 2^702020-04-10TJAOINFno factor from 2^68 to 2^692018-02-27-Anonymous-NFno factor from 2^67 to 2^682016-04-27Gordon SpenceNFno factor from 2^66 to 2^672015-07-03VictordeHollanderNFno factor from 2^65 to 2^662014-02-14lycornNFno factor from 2^64 to 2^652014-02-09NesowaNFno factor from 2^63 to 2^642011-06-09Carsten KossendeyNF-PM1B1=445000, B2=13572500, E=12