Factor Info

ID 166109
Size 644 digits / 2139 bits
Status composite
Value 75804468845248301809805065785653629786885014438994319227870067393978743572577475732203231499177871479710560588330597246931099150513243199817767523387188639443826978571261678187292564004144179791979213484267762339567948340457606613530932129618099764766588799011220333653216750716954177195644077863899012542558143155680087549698235733525301553821030057230543665506021477445804224473950472012366528333388984165928295782848606254436059170558955057056106924765292653050461007311447226737836326356436891781558764766955038291912119311217142495326526462205962523014244541442367026686557794287350198503010721336023642367675589428170333498231182386350439

Factorizations

Primary (ID: 30705) 45018871263097838836487029388117 (proven prime)
(ID: 197113) 1683837615613111759075699443113052642144827773373687950989774426474477115262240109711291250352722517682098654810610038912460128307133234070234977247218391615583024586030627448777528049945312843958219920822148813193303899588386732336858921960889677882471858835027673504866918979055586217219228075012525300527488209500102986690249337791702087837516709009339654303418909377699852316406763234778367139653930132981470838741191672027315686025091165591003254711148429626730201587715758009562982230099683723479960374887074387992644483516531830518212162187664384631897771712826075766877777277826940853976783976532651409867 (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.