Factor Info

ID 129438
Size 687 digits / 2280 bits
Status composite
Value 156692811128698741557070004722518716398977929152059746484449443300382897426092953837176576226053412448574004404431988968729545724427386427862560390383254796848053273901922111490856995279746126442209074713106708702437386461716865482106748817615287767875024031703952411070554190474283380712652091236070504391548491341314697069116397712689313273925963090391443960841038743774387549040700822956588190790238013548240026503473700674590286587444369997229375050863254295406513989491403389368794160999405771943757112095838826030476348917483381443738941610877685301318221760372698399625396140469629882382864420085941587244867317129091621103624699714096283949943303077327636985377105712937179379733

Factorizations

Primary (ID: 279) 57128608773902499888960755640879595424590122515509365520944618528846769695130838292100993 (proven prime)
(ID: 129439) 2742808104234444028013644663790045377554775827506815941620958932534932854685526418773093170975650998953999410348078216724056589403094679412809780639031084594497460870142423964001977412800489884884374871130645354388482502956572150657189706690257017410164210252473208887063049457984900445804015009136989706210523774358076512914427156168505066504463737165775252643291368157575124821935201587649433534388417606580318458750838209385173792150984343007321972268898275276226628461047546810846476176865443123932189569182847955670624305644822530055278137804835754641223464835431317512567696502890323198700181 (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.