Factor Info

ID 162147
Size 535 digits / 1776 bits
Status composite
Value 2597267743545520966811410364023010027311236817377668535134157802232042456446266104906617947369547494036639803487585727680483278033098995527213371023301443299551726778471609096917045720191916429223497845503309849285388114920157131449526776010642133906210414312837556442629351997553078137522181039397398039743616181198028766556525653014362754802588335092071426586665530883939453926593744735013321778243160851491590399090615416035707669805837943606135126424409864959311137953621737830104056498657282227988410451369933790610001524958738317

Factorizations

Primary (ID: 161030) 4065299265871216772275273 (proven prime)
(ID: 162148) 638887219287879832329022684203886056929598454950351413158987661466660270257112190262740000852681942633882272287938270688444376694401275861481974338433280402056039327564225448169144440278040408463963796487468878831878526832954761553899242325702773548883950411313376551518134819613455915416276780008388754376676581428902633472547330553887920041312040534443914936230914641930005817026328232919015610250947535703951082433449170772498701176097062858481884677022521191014071784352840830218652505335355227346011969829 (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.