Exponent Range: to+ above minimum exponent Include full ECM history (every "NF-ECM" result, slow) Include expired assignments Show software version in historyGet statusMnDetails303101047Composite: 1 known prime factorTrial Factored to 268TF target 280FactoredFactorDigitsBitsDate1619926291786985831857.22014-11-14 15:18:04HistoryDateUserTypeResult2014-11-14TJAOIFFactor: 1619926291786985832014-01-08sannerud.comNFno factor TF: 65-662011-10-14sasaki3NFno factor TF: 64-65