Factor Info

ID 189897
Size 645 digits / 2143 bits
Status composite
Value 843348500383105025029271070459569611032124258805523104411997370608698319798901932811318325760231242164654624061355759771932716273468160102171697026552580397910560609477182512450458071263053700923709807126184764516493648541959357672127267550756290133695720779217082652992405621538621300527337996234431762354377623662901488145313115459911614457996916758774190765110755915967425370822791902328847792472483536047400000347453586100083825804802356315676279433172739806573012557911330002401724288707253318941046374090321288681682981176293293499772633993098897872590801138084790651891302369527810641076170280839419045053948748197278249338506233851774889

Factorizations

Primary (ID: 188795) 2652142885657235891191034118532317053019611809909498684910991535552045251272749 (proven prime)
(ID: 189898) 317987580889372849123761692166551696270316770866874768298373588463052049209866596074684261422041938438280043954091299963658148786730989125382143078676351358425347519246674796855527457140857303768527285545675935085801628105377747760355296155686765827234567134876749130849995340457182731707060443318882793088541728986999811833825015924235609946697372528697001978539424011449995379089897371142652877311271431848375921848373618120393408003641611198525055631091488869293959447006325481763873529857575593022776515473869882268320363454699437964154632147850711385977529562861 (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.