Factor Info

ID 156970
Size 1310 digits / 4350 bits
Status composite
Value 21710350469087153412195743908315862062322941067312589457090489243908955571663272361676821800565614416062122180732867702771699118737087753548955934918792749518960397545334242710497393577066878942621753916449209861206904923046548863989750897862725776792414966748456619827832939200795652911954742749075876084857666073374517235714462103357077137363940577086392973967780874180968343110854359361223695036354731670645429946619526246723531348959792821069138290062105913312878998010931973661153913448990765321370446460044182616610206289735373384815850590329302585536328445498711433133458553919084082586067718738994081626505826218161131483995422919832176039768628951921886701614356351093296263705990422971364031744482756031394730712610566757538552037065998418596394015351790926224695440539883500459021120600966719978220127527470100569040698755500542004537812268622078593467550612300827248662287033780912485057395766146913986256294951182645153569546879132885135849319975379117205836660306665853661828349127452966004570312010397485990969176102998321096103458562212647331640823377771772045804476019934376504794585297230976225896138466274551891924023999098248791129570203406204458421279575484642007896394262879087301565650267908853786394476940682207482733043837131179085962391496354112832297649346940302941852063107061881323

Factorizations

Primary (ID: 155505) 642443809919609072204778169817 (proven prime)
(ID: 190968) 33793384158847814127224405410339756706667255413777565450389692183057481694202761044157763064788318377157013277179682637205539127446342161567149907973207499997791982621925068316415017249669189380640942050270418011126517966506350428486232648244821143743682807371410526448577389269388912532646254125497298291819526070064681868178062089620757890428307597794299717526338574976722280825193023555190835964647931344455949013921953033683435480935237063135098824491144300840254961196787970450287664502819905712677054167741167648673704573128071749318418479600704446093255676247126151115567522475466949760425077414556918246161580443722674301100789737570468518671844733969318437248586032079278002697296347921729665045448783432184751248753543101649657291834529217923192734749218100866936781667610949021851322902248140171004696203841664923528780306924096569051192702427208421816733737377063194763909019526166101571700212834392495868628226734014408803584370569309510865358629950968551112365215009054618168913773739376117268809186995715795479422416552183251412970621779348854902117805866830698968994675628745390564783438648945120682892124383358442750002945181912700345321279718204298128096777748065115710269308319367954192400258522244415322175585507270633797673800163819738667651342303079247384419 (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.