Factor Info

ID 25508
Size 842 digits / 2795 bits
Status composite
Value 21578668065649140171976759614763900881117962783039033857515723010086662021546092299278819286103135317565234975153959273966539735193705949526955128764080749475199717005607740870549207217216069049333131311136375019516638393089842367840550487504140146064678906862095638950793486044061068594791871871371975046556370320762491604663050248821554508739201421136650210045933139472383312739508151170278193233116641712383374947123617393037436995910952099733409540064160356430392925609431177750979176389776318602202252544708411733955963486151714292582414648917845786685348612017222527835303062102327318722048300288686271135901157550443784713205028192214839487119379992421259698645503536882609071459060047446891356232361666340696956484084262450193684523108141777571455589810458210669338000422023911078016997103513594165582496472566422188851501120323782927

Factorizations

Primary (ID: 11281) 291983755553764871342375393389946327216860539710043646803168061464937 (proven prime)
(ID: 35898) 73903659553675818873912206819814748645260372729335032400417265673309405119181262193695690830589713160399298401915467351695715450797718290675545501128150155099034562058963709044219920000924761432024578282735327928586425697049728370845738390909072475114639671154557938276964620773965673061275326307729347925442987707056984987412431104663328961420448436888820670948463325793851724777779701003929040094700563860549134041953597194792465072165043830047018860702057704618804474629832913254742584197387468972256183025051855773796077358508979351753792194074529727507010637857739890753192018379166221419386811235601561424297887193796751741328865347137219527600631728099499449570959116248258696640303358971042364912890450873967020127310566616358351622244020601400117993177425653305271 (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.