Factor Info

ID 128471
Size 659 digits / 2188 bits
Status composite
Value 42268552583606926535900341152498477716613622109563864267563872664883244023784528783190836365501315557978056851854304939964435844332596673718779182028080991190939763411965261760486439028645793557501805197495078649653437123199378059197427956649128341912411631095625201181527104312376122467111605015033901447055293354885037625148885356513778245606141633246403034304789795006368060600610750761627693021637090629593010901785504924099762691687205646704474335899464004194130624738541815187675140331496503675827965024542651324632715169106714228096704224878861966347775393430454125085698522026574294571836529084364508577460481482383812467167520778784273230134006462421

Factorizations

Primary (ID: 261) 6341452905360146056272600296395866384176869 (proven prime)
(ID: 128472) 6665436645895329851786744367894896599070584384995817105778824802478550503912250639121067204820984509994645104406960229435375921022507055855477601194580456271672657263502228707086522526247463867875039843957957926769980109210208080468765677159686770078276570543975748990812637542792398670232003187956685701516552274878878351257407935041443412843936199047547630494839695052507305421400827752099897888220008337708366652825563075349512265469394610915701406147523313058651615553611379291310850358208796657963404712118779999253594776190675727625177104066550261242725565966422020772402959159572806447435334851112436089167409 (composite)

Primary factorization keeps track of the smallest (known) prime factor. Secondary factorizations are old results kept when a new smaller prime factor is found, which occasionally happens with ECM.