Factor Info

ID 142343
Size 858 digits / 2848 bits
Status composite
Value 174786689828111122815051629623734462016003762629741981924026641223494920211246048776413495462258316055243138758831288638894540796692070764490170570241004708115809502850187569776955561602444741968445066941727652984778525703526470859647692908799474741532196296021574317844500785974770920690648217528980726750539639544378756591030048596889444763259117758744674246195567700069846297810337653966402465888827184930344910793525769840076672717655758447455526930534237305914554790774164223856845696965594244009007904127140754705627624863711298827868956956932159867739389284698085238559276490622181131132487504486237745651747168287927650382555537400045387291857195851928762293505922882725975417223739002125433041812532756614383511201952479918018000339908642025190086439241062556137888223208930996247739208194108742097814700568702277980835259829799612090344759745588527

Factorizations

Primary (ID: 16364) 420610743056505018221215111 (proven prime)
(ID: 142344) 415554506663255169980611598375947121137077654719391383791261286279021537425446400230401263398646736106217864012656289531371176487439514541490946269751542525922672289749475284190151836386097156455261078705899787765923267037692945858848138810725405072888443389480170834369208271303216725615027979139713288551837008087120240009731565199405857620710146504248243411069490138761021186123312509844045134479230362551497029686124855836875271514782281780530997400479047306048221372309014140812927094324821785284249988585976637066551799086812120275425974832773608873970824683463169968103512696354471648518650720702675852169860511295670606538761618351515137843938107530968366398229516090534849539313276869476659645034993902513792413582939842578720753788195358655022041896973800152786677144767097137915861637199333340115179273639717036640255257 (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.