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 statusMnStatusDetails130778617Composite: 1 known prime factor FactoredFactorDigitsBitsDate1871651550533029633068972477.32024-08-17 17:38:47 P-1 factorsDateFactorB1B22024-08-1718716515505330296330689710770001077000 HistoryDateUserTypeResult2024-08-17Simon JosefssonF-PM1Factor: 187165155053302963306897 / (P-1, B1=1077000)2023-07-23TheJudgerNFno factor from 2^76 to 2^772023-07-23TheJudgerNFno factor from 2^75 to 2^762022-12-27SRBaseNFno factor from 2^74 to 2^752021-07-18SRBaseNFno factor from 2^73 to 2^742020-10-22SRBaseNFno factor from 2^72 to 2^732015-12-25SMoffatNFno factor from 2^71 to 2^722015-12-23SMoffatNFno factor from 2^70 to 2^712015-12-16La GüiraNFno factor from 2^69 to 2^702015-12-16La GüiraNFno factor from 2^68 to 2^692015-11-14el groccoNFno factor from 2^67 to 2^682015-01-18GrunwalderGIMPNFno factor from 2^66 to 2^672012-10-12sasaki3NFno factor from 2^65 to 2^662010-11-13Charles A. MorrisNFno factor from 2^64 to 2^652010-06-01-Anonymous-NFno factor from 2^63 to 2^64