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 statusMnStatusDetails101248547Composite: 1 known prime factor FactoredFactorDigitsBitsDate214921690325466685672327692684.22020-11-22 07:17:34 P-1 factorsDateFactorB1B22020-11-222149216903254666856723276950000012500000 HistoryDateUserTypeResult2020-11-22ky0urakuF-PM1Factor: 21492169032546668567232769 / (P-1, B1=500000, B2=12500000)2020-09-29ktonyNFno factor from 2^75 to 2^762020-09-29ktonyNFno factor from 2^74 to 2^752020-03-30SRBaseNFno factor from 2^73 to 2^742020-03-21el groccoNFno factor from 2^72 to 2^732015-01-03SMoffatNFno factor from 2^71 to 2^722014-10-18GIMP PhilippinesNFno factor from 2^70 to 2^712014-10-12SMoffatNFno factor from 2^69 to 2^702014-10-10SMoffatNFno factor from 2^68 to 2^692014-10-07Smok_bmv NFno factor from 2^67 to 2^682014-10-05GrunwalderGIMPNFno factor from 2^66 to 2^672012-04-14sasaki3NFno factor from 2^65 to 2^662010-08-12Mr-PlonkNFno factor from 2^64 to 2^652010-04-071997rj7NFno factor from 2^63 to 2^64