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 statusMnStatusDetails213783811Composite: 1 known prime factor FactoredFactorDigitsBitsDate560154946024809881456332375.62024-11-27 15:54:47 HistoryDateUserTypeResult2024-11-27SRBaseFFactor: 56015494602480988145633 / TF: 75-76*2023-05-19SRBaseNFno factor from 2^74 to 2^752021-01-07Michael HanschoNFno factor from 2^73 to 2^742020-10-27SRBaseNFno factor from 2^72 to 2^732018-06-02Oliver KruseNFno factor from 2^71 to 2^722018-05-13Yves de WandelaarNFno factor from 2^70 to 2^712018-05-11Yves de WandelaarNFno factor from 2^69 to 2^702017-12-05arnieNFno factor from 2^68 to 2^692013-12-15america64NFno factor from 2^67 to 2^682013-01-11america64NFno factor from 2^66 to 2^672012-05-15america64NFno factor from 2^65 to 2^662011-05-24Charles A. MorrisNFno factor from 2^64 to 2^65