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 statusMnStatusDetails148317773No known factors, not tested for primality TFNo factors below 278TF target 277 P-1B1 = 821000B2 = 77945490 HistoryDateUserTypeResult2024-10-28Ryan PropperNF-PM1B1=821000, B2=779454902024-10-01Luke DurantNFno factor from 2^77 to 2^782024-08-16tbusbyNFno factor from 2^76 to 2^772024-07-25SRBaseNFno factor from 2^75 to 2^762023-02-11SRBaseNFno factor from 2^74 to 2^752021-11-12SRBaseNFno factor from 2^73 to 2^742016-06-29d3zorgNFno factor from 2^72 to 2^732016-06-28Choi4KANGNFno factor from 2^71 to 2^722016-06-11Adam BuranNFno factor from 2^71 to 2^722016-06-08Adam BuranNFno factor from 2^70 to 2^712016-06-06DerekNFno factor from 2^69 to 2^702016-06-06DerekNFno factor from 2^68 to 2^692016-04-02DerekNFno factor from 2^67 to 2^682015-03-10vwflat4NFno factor from 2^66 to 2^672013-03-08RichardNFno factor from 2^65 to 2^662011-01-07csabaNFno factor from 2^64 to 2^65