Factor Info

ID 156988
Size 1209 digits / 4017 bits
Status composite
Value 951611478555292821769681603318114223958473514847934606865800764933504379183425151999281152601195571975306109739235330437571685750715439426033670520630227802006852874596455777756986462641090608570465531749917176708535809489990445323186970284711499691744030301508316732819265682066008685299836359002926184360075674537964781110171225844389650383644740225928044711252740361509120034614946238998166329685532843024187039519518911193398371324742422637690517521758931956987277631775349472101158680160693374256530075727342987284266084539879461599450126904736620901066980021236631764976114683058592744746456298008504548876935935854776510414178335333212664583467837433526164500638558325259100345086072747691173850793368855387175632980719643031718601892010342786160833965361744837234564873642592254974371609946033646939648757074280849244536736663492351581596470172043473618688107701657389338735223652655030630502488096411876009326828862292507061347642504428615768664294501755266405871386977023035393481632880416564663432764187278924042300417511814548110162660081415188455578837109763830726265260919281021495471356169182341765416821876778571991206530509205773306961358957191898551261676968404681762526121123166454414033671

Factorizations

Primary (ID: 154619) 3061037680116618496603 (proven prime)
(ID: 156989) 310878720878417482503834088366636844663020702887938801310784583854966056884301412535973403489545106156668494662531763152609118388285665396540480944223521311590302253988609512909515233722689366450464383314774966721471143456709466161428686407939605949657232933127127048299843238197807483278230285349573320679993961254585234537048516192181240879217357981458990245488690021803909026442394880374642387660310675552181797998877349015261994749699535324837189990489998677361349605704301696183248611099050586674768073024402100693663134595595518247258994597301599804403704057468614022062477127673770284585019391457939884526187552913030817382897804839112886574967477796271294310372101157427947191617905637773206938145478684073774974224509776697270579151740270375234900284882841456245945817636712936349016959794604572587767778196126610791546639189080634478896255705474761077593066384085760651991178651809384554100127661279239660303060861809787223620251411168092735829694955855598010239264576941573015265318072009610055080536273466310248099189792107246670085011452524229131926734139047592266889656566020912559250498913383002662567816215034624193412864774071932862103727155764711455140758382858610889157 (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.