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 statusMnStatusDetails215758801Composite: 1 known prime factor FactoredFactorDigitsBitsDate558673420340020673040892375.62024-11-27 15:56:32 HistoryDateUserTypeResult2024-11-27SRBaseFFactor: 55867342034002067304089 / TF: 75-76*2023-05-20SRBaseNFno factor from 2^74 to 2^752021-02-28Franklin WebberNFno factor from 2^73 to 2^742020-10-27SRBaseNFno factor from 2^72 to 2^732020-06-14SRBaseNFno factor from 2^71 to 2^722020-01-31Chabot PrimeNFno factor from 2^70 to 2^712018-06-26ZenghuiNFno factor from 2^69 to 2^702017-12-29Mr-PlonkNFno factor from 2^68 to 2^692016-09-09rubikvn2100NFno factor from 2^67 to 2^682015-10-20KayJongsmaNFno factor from 2^66 to 2^672012-07-08america64NFno factor from 2^65 to 2^662011-05-28RichardNFno factor from 2^64 to 2^65