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 statusMnStatusDetails286058783Composite: 1 known prime factor FactoredFactorDigitsBitsDate28462828059277236314812271.32019-11-17 05:10:50 HistoryDateUserTypeResult2025-04-26James HeinrichFFactor: 2846282805927723631481 / TF: 71-722024-05-26ANONYMOUSNFno factor from 2^69 to 2^702019-11-17Smok_bmv FFactor: 2846282805927723631481 / TF: 71-72*2019-11-17Smok_bmv NFno factor from 2^70 to 2^712019-08-21sasaki3NFno factor from 2^69 to 2^702018-07-18Chabot PrimeNFno factor from 2^68 to 2^692016-11-22rubikvn2100NFno factor from 2^67 to 2^682016-01-27Dave BellNFno factor from 2^66 to 2^672013-12-16tscNFno factor from 2^65 to 2^662011-11-02mmNFno factor from 2^64 to 2^652010-04-11sasaki3NFno factor from 2^63 to 2^642010-04-11sasaki3NFno factor from 2^62 to 2^63