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 statusMnStatusDetails143919023No known factors, not tested for primality TFNo factors below 278TF target 277 P-1B1 = 1271000B2 = 1549594200 HistoryDateUserTypeResult2025-06-04JacobZNFno factor from 2^77 to 2^782025-03-13Architects CubedNFno factor from 2^76 to 2^772024-10-09Luke DurantNF-PM1B1=1271000, B2=15495942002024-08-07Jarod McClintockNFno factor from 2^68 to 2^692024-07-21SRBaseNFno factor from 2^75 to 2^762023-01-25SRBaseNFno factor from 2^74 to 2^752021-11-10SRBaseNFno factor from 2^73 to 2^742020-10-25SRBaseNFno factor from 2^72 to 2^732017-09-03Choi4KANGNFno factor from 2^71 to 2^722017-03-26Choi4KANGNFno factor from 2^70 to 2^712017-02-15JoDuNFno factor from 2^69 to 2^702016-04-19DerekNFno factor from 2^68 to 2^692016-04-04dbaughNFno factor from 2^67 to 2^682015-02-27aurashiftNFno factor from 2^66 to 2^672012-12-18firereddNFno factor from 2^65 to 2^662010-12-21megavinkNFno factor from 2^64 to 2^652010-06-18sannerud.comNFno factor from 2^63 to 2^64