Factor Info

ID 150921
Size 686 digits / 2278 bits
Status composite
Value 53071567025680386950121353490460852521011368811000080560179227979922104697341399516939707125989130920961213369244405223199897491280074911739963614017154469666998289688196411620409521284649501392930616169000123363265516082136306158687687889452928790214224274794302841484519758713251580726121614924358066188130648648313160139875501958363243031570659926603561267953835344014503905863828816379823087553459816446061430832647911390703905484514646811453198841676132195970917464729686158837057408237873377597833857258200971598906937074757188896688576454874423090983970268733402771255195103803787854482974270686315535006646442068109191673154468433452918940836018703973464910164031688717763866551

Factorizations

Primary (ID: 150922) 89785721522603910535369801 (proven prime)
(ID: 150923) 591091390988258751476374350337867903252865668536115462609776952893008102670917188209925039895373794740766880877181657507671201915088484679909695012746051998887546507107768667569855894442518490326699933395884081265117300526667748080258619822137116625879445210129727235014158502149892945104644047496254661878641528210290202308582440284999008017022465557880545418735446775539181589579286750943050968911847031769383097662949705814794539588052486664467332288397667505215214938062763672453142120950534000524693596636025540634885988854493083554986927268350106616049354807888339152640136726756275820028045284449004964018809114514077941744184357987188567832717750346751 (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.