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 statusMnStatusDetails58328503Composite: 1 known prime factor FactoredFactorDigitsBitsDate630252140818770603292065.82015-01-25 21:24:21 LLStatusDateUserResidueShiftVerified (Factored)2013-05-10kallsop83CD87E99AFACFC027575674 HistoryDateUserTypeResult2022-06-27LordJuliusNFno factor from 2^61 to 2^632015-01-25BloodIceFFactor: 63025214081877060329 / TF: 65-66*2013-05-10kallsopC-LL83CD87E99AFACFC02012-11-03Brian ChanNF-PM1B1=550000, B2=11000000, E=62012-09-18Torchwood InstituteNFno factor from 2^72 to 2^732012-07-17megavinkNFno factor from 2^71 to 2^722011-05-02Tom DuellNFno factor from 2^70 to 2^712011-05-02Tom DuellNFno factor from 2^69 to 2^702011-05-02Tom DuellNFno factor from 2^68 to 2^692009-05-31Sturle SundeNFno factor from 2^67 to 2^682008-10-28KYOJI_KAMEINFno factor from 2^66 to 2^672008-10-28KYOJI_KAMEINFno factor from 2^65 to 2^662008-10-28KYOJI_KAMEINFno factor from 2^64 to 2^652008-10-28KYOJI_KAMEINFno factor from 2^63 to 2^64