Factor Info

ID 51819
Size 673 digits / 2236 bits
Status composite
Value 7107755645814346133500463841409321721476783275203753523756533487390384001835615700127841287039958697999256159091765477263088899024459591509810089740493274548245921157207021275195481642007887161872685482958476685319677544259897042783041576231876306987593177989154065236858515039520526647557968678452940270792796130565992020184996142180457598848189143429227091482058324986374745249905422694970389307177573015260780481935079071090116954547879658721044609784028029769999954933238780370286899485593706374911757074732493748907135489447600011448980443351203662722578520468590702897970011124372059197295382326169165207946136471274532056302341908425133814783759571428910634565400599

Factorizations

Primary (ID: 50223) 42534656091583268045915654719 (proven prime)
(ID: 51820) 167105045601175661333267502123941364719735884033103413867103136025041782269773036293737990798128253817151203574890265246171198441885526789446779116806838535834379390377504920298895909649116146118736134729028207690950632840504934372394298848997642523995937808246592817303824965775228105156570437908777305148116702287334666975644158859945006483436517473480997558787773052270709507175460257211852210559231820734035959642587279389403353316373825230500565638018768140003802169410829327314204288899537161543706392730103769543655003097059247966255140408747072231788870458536619275340028811700129718777274522194099249265918339205921075326917989003668521 (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.