Factor Info

ID 161931
Size 558 digits / 1853 bits
Status composite
Value 453879238937176999791186480446022250867595865200835729659418399453684219264762809035807725184003164481992059399908884250187038935042358768966021035503048741524153499999647656229460778714482231832704447816918660441937455521275080812560291392557064934452738553079419119692325895450901062553094622597558384216288471247162762783559163244960252075040040300876221839008983494846200238587769416712875384943513729111372690582732660066350419817873891152056540748676710349356464601188223216611912171441246109202320855137535103096383000997926143952229772638029702661661

Factorizations

Primary (ID: 161004) 3734683792412648487053 (proven prime)
(ID: 161932) 121530834781588246625050815219268233726310760742415754634722518767756148292079780060652131911252867233980429706510098828946541728695852407202442574253358029132012442721306784981849599052925231619694829927149557242872743994853534024621217345344363640169005741539527693225057228043199775980318451365761957218751021392041064675987696023601295467441732359049894246204416564327515590522435281424629536671235291652496363637993059676027442580672121501480348061348015195506909063389279621292198722063979091944178130670974143115213376302823081937 (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.