Factor Info

ID 160444
Size 948 digits / 3149 bits
Status composite
Value 641007176247741577073258439102681330756135290328751724642968152790916569550973498722827261970328809762443644934627004838719533554296578190726699431632410009519939657844256398174383792717701959517770851104607531194547220154323078391795761315000319255522742291188574515887782640273115180977952394622113155272997164089316058206365252955105550984699002422447569915045610768398936336971974659127796019339005974371832926724307674560156454028287717855777917096624604142774612347765193724748668069750737947239753808319119985546648883697190032392121659030514586490948359748655224622489461074633599027980229168589800626583237674042549201939386348302600624475221584633722493279304392508216472212617395809845912014717413832760664913957981043895013038247443869133396180444671911502839497202104835768633329638235068681215035036877374506207151126728960212956470344132672094624820394555514229219453458911650175178389826457603849915451961430324338761383473874617411

Factorizations

Primary (ID: 158900) 21373531350655016111130353 (proven prime)
(ID: 160445) 29990700447733789442141413651026532862537295219662734220917380311425980426635303804566444450949608826350936723926283037232634715450950824014209536720809557624890986154096722035579539195518277147741732481896126873335494144704153794059327195972464479662286048330424661099505761481160579822583464539839166039148326634929617876696582292797053288304582559010285690411841942822038804955632359892741306834816916738970929244927850670610524510568142029404481192692678002786163384615143868785645220270937234417481083363789049046759934263575639277305778351207978071943524562888036065507795018871825208672711774829770395269016684261027368052874948105969542234289056360567706421301281050694362553445698841509534570568065063700380214206424608515412132768623237515276922493221859370630019841770644209314721029374995693114002275856486974121194825213252226068592124169509639537472121869407383218356571731382737982927867208831334270764303987 (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.