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 statusMnStatusDetails29838121Composite: 1 known prime factor FactoredFactorDigitsBitsDate6341440667712364841909301740093099.02022-01-04 16:28:52 LLStatusDateUserResidueShiftVerified (Factored)2005-09-22C. Cooper / S. Boone6428D535CC481A8923610773Verified (Factored)2012-08-07Scotch6428D535CC481A89548565 P-1 factorsDateFactorB1B22022-01-046341440667712364841909301740091750000410581710 HistoryDateUserTypeResult2022-01-04Oliver KruseF-PM1Factor: 634144066771236484190930174009 / (P-1, B1=1750000, B2=410581710)2021-10-04TheJudgerNFno factor from 2^74 to 2^752021-09-10TheJudgerNFno factor from 2^73 to 2^742021-07-14Sid & AndyNFno factor from 2^72 to 2^732021-03-30Sid & AndyNFno factor from 2^71 to 2^722018-08-24monstNFno factor from 2^70 to 2^712012-08-07ScotchC-LL6428D535CC481A892012-02-20bcp19NFno factor from 2^69 to 2^702012-02-09megavinkNFno factor from 2^68 to 2^69