Factor Info

ID 198907
Size 855 digits / 2839 bits
Status composite
Value 307866005530906894661845664483813251556607338286849160378237454940468870672826335770493232025021597706246327920846034676998112395133393828842053112291348281813732536964062381464353589813398316303896643529817799281527635088386867418966166199386957134912796435522674871406412243208152121018868611397189840512252571711298772798041222589668488699558903541562562733943863348438590543109100730831627866459149263632092456525470392350834104334801973832778102809298029340491826907237734524953779092521797927443380568377475745066198087049511206973414124375974873604279404295015586961202300814562017301450588013077993236878041317448975681230474227868667322681024545974840693841076864245441110746453274891432776016213870429840989193822357754120047393039560434753770057374090348206820502922073898859624039633464663138791656490012869289843246286641515000577150587837187

Factorizations

Primary (ID: 31739) 260247596061588732101102625947668321360063357663806472990794635470916038193363101342633195167738803612988198032320163 (proven prime)
(ID: 198908) 1182973484443057286284305636062611794680019582968034420418048223194193971358700611277420077545060965493386148493195526041470440366089711200927434960079853394308371548342903389923242404841547867247469114418702679665781882618983185596801723335648231686742234396304714752607667048134951492719186484989770498238836858826336743157106946389656029938755978233406116608963441002455885608433517687247961368585735294251119756669158337838427506247816980785350295880676869029463447322646911550923739912410294548603753446841825201366826501863908731730558904908213455958153744633772776991930772404360895505298638679512484844301446238111347230347599942331871882312126661652183124151481885729236020832581454879339196748664292062510232946312117146235068449 (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.