Factor Info

ID 194405
Size 560 digits / 1858 bits
Status composite
Value 19885356290778067755470008998037100627399900214392177381543151013510269936861183804996467668514749128226527664959413992129857861192852140229425161371941648233229847623814168870716348470803129362924421708377218351833099582396634167624065479306122191857915334865226901228636152222182342185211998947184415274549853602989510394119966011605645817313490592868748091061368384197106103962445870666094575600489454866096997144492361828252559704437012928490373242791751410642514514967955653606623456914013282454190516479236982740747633931115858052187260384041221266089613

Factorizations

Primary (ID: 161029) 56216710180782468333671836918441324458341024211227399260232102023772590892092593890071 (proven prime)
(ID: 194406) 353726787405923719344072861508308183120812880725533402851310399833399168666642261736655074501439028843155074133149022872575658460879692129330465856149588065646216306096156509948076232958077991772192889554007489112482868872428280375436949010593204137344295322044753359748310188074255298617848614981189844233847459383928572659232497066615604816778372708581861073718045457267543730226113738460587930960830118947841612346799180847889512466232028644211824447570162011279763921403 (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.