Factor Info

ID 178644
Size 955 digits / 3171 bits
Status composite
Value 1891539417458350509679214285978644887830166930388048784167029989010732293529383172964460953696521681484719279042659816976347174352067787133626087565286724163501759005382244789320037052959210482035944043731284131511694961885750920111174067572430165228730759460912657821722895009288691547120062517891365681160751302584869634630645922997723202050399615340588757401926747292646482246748617360902526661665212090395941656015484329445555849049765614477185776739250647677375285735159112880051079270846415491495562256561016863833982847942042703602603013577150473048117047316494177072790418692254715935355019997546443529919858648525266611286428227831033389953354792162936431056938413584030563323075123540088257080669450380436096967640763322447554466723146530161751875569650416773713737657114015178518680698359166049370188253544987889757817529321859357545895548229431240510230956385109155566313814670178607169198794779529188523696903422604695801063756979298223505027

Factorizations

Primary (ID: 16439) 3707465989826721707843621775363101765344082634099897042729510565487681100579030907337171 (proven prime)
(ID: 178645) 510197375417260844395280290135876107358920382013808480810874415192226555844805830843355612132941334635910370128861811189855264508261367887946004822918904919204611745225967476818691458883392915184495678027137079395418697026735918550817410219715204183742785096479432841253345592420599121471799379074644655274191215048587816017501787363391974786778463069476678974668147901868767864177996833310688379224458085760101010674395792719671170618476128883506507309770388488838501764146820649875686765559123724380892900708025103694699461163746051843652882043352398405462410214236401286921825577476259728467180410485843113698436871472781906275932424901244201641658329799595557516195121283217961788306717480846022234727499027076990903039031236541840359997786742875912214738048762319449044121132403219346171078042967435803062067253209334291327865254121166643257150140409313883310737 (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.