Factor Info

ID 64655
Size 714 digits / 2372 bits
Status composite
Value 643260624614982722360221866743965032541507943767518404801880346896032180260675090044242781261293872103696970731737759686282808159137714056373662823239282121192925517142311555096557565475799102527739406244768293283701552924648649982788551002613406597011000631881346984787129941693919795050248595756626609684155723492765747458712071855572613697077766249145365878256986405932306460450717850930543249791600327667562043189173712026209391560778832256796811253541796289299962693452824872341327301506103949553428973617392156571992720815150205588765841275870133894713122505667339682226052530988111994575358327890471781016977384843806614610344381616971279386250688191449622850076121807589676005697506838657620864403338645359

Factorizations

Primary (ID: 63386) 1391124231325187854601158067 (proven prime)
(ID: 91149) 462403436105926574873047360035404064568132456481806056235024884766166486903661202159302836499053284805786867755813823758735614284207374712345402531059872938215791792172717144257464851339139182502499296145167156632311922721886676346217362873216783470277794414824243408802716482172023499509417423368866253717758604338996694650471746438901157138648475682965466497584925875254733856250502646423156775677588755318918867029778254713059636282995674681747629273300615087400854266717827129651715389136149309902924161730915160178344738865335522181086851726277079975189568613203696052522585612788895844077389442366232346679430940328898848417016135037804060360036635206410678382563259795458015502677 (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.