Factor Info

ID 180913
Size 736 digits / 2443 bits
Status composite
Value 1989407620816060635750349180566294601071156774906764499309445063441954109776575336903512257767740011665644291094190711021781381447611352824544441973242035224641357667628024059772720727859043091738539122319010839956061636301648231888027784314676094777310351804248056036051940866653887661770303002771881710042083526675151310863164338067661978146743064767511690386725892436343299462296191415573093630569879725409214859772717586232834834569780222952853637341770477133033401637447223353449710478236592829939655034790954436516925292972502198183892832893922670467766901767825100014992639007430865809262620585090516932061646820288638768387093693598275223572099469886241427383694979491618384258372220853902393318007013435965716966442150894634673

Factorizations

Primary (ID: 143285) 3655700376726961587535495423534386883441 (proven prime)
(ID: 180914) 544193291518389201988028110069380105054125583376871366025669351604671222516537724103232386958863300412353372891219381537565655971236253915853780114602359191974907272013010066426326435546175298909019465686677033763314923037896038371236043951056744826122226486050808951783830355250062832127092805297651103357441176845827868564515634618722351857409316351717212535046371637974547267835022524310290746229756758130784650425761545754051656713283595385920839703109904509966618356760514567363147331961883047829663292742288670807425556858652886541292414310914078268632550932145581717258695885072793038550773373521631443030153619928639038014512735240561353574367917475957720466728167549870144496162569580353 (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.