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 statusMnStatusDetails183466981No known factors, not tested for primality TFNo factors below 276TF target 278 HistoryDateUserTypeResult2024-10-12SRBaseNFno factor from 2^75 to 2^762024-05-06GregNFno factor from 2^68 to 2^692023-04-12SRBaseNFno factor from 2^74 to 2^752022-01-10SRBaseNFno factor from 2^73 to 2^742019-02-21David HruskaNFno factor from 2^72 to 2^732018-12-16David HruskaNFno factor from 2^71 to 2^722018-04-21ZenghuiNFno factor from 2^70 to 2^712018-04-08The_MatrixNFno factor from 2^69 to 2^702016-11-10Josh FamestadNFno factor from 2^68 to 2^692016-07-11mikeblasNFno factor from 2^67 to 2^682015-08-05nikoszNFno factor from 2^66 to 2^672013-05-13sasaki3NFno factor from 2^65 to 2^662011-03-26sasaki3NFno factor from 2^64 to 2^652010-07-26sasaki3NFno factor from 2^63 to 2^64