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 statusMnStatusDetails213526711Composite: 1 known prime factor FactoredFactorDigitsBitsDate437574908045017355535532375.22024-11-27 15:54:38 HistoryDateUserTypeResult2024-11-27SRBaseFFactor: 43757490804501735553553 / TF: 75-76*2023-05-19SRBaseNFno factor from 2^74 to 2^752021-02-06ANONYMOUSNFno factor from 2^73 to 2^742020-10-25SRBaseNFno factor from 2^72 to 2^732020-06-13SRBaseNFno factor from 2^71 to 2^722020-01-20Chabot PrimeNFno factor from 2^70 to 2^712018-05-02RuzovejNFno factor from 2^69 to 2^702017-12-02nikoszNFno factor from 2^68 to 2^692013-12-14america64NFno factor from 2^67 to 2^682013-01-08america64NFno factor from 2^66 to 2^672012-05-18america64NFno factor from 2^65 to 2^662011-05-23Charles A. MorrisNFno factor from 2^64 to 2^65