Factor Info

ID 87666
Size 684 digits / 2270 bits
Status composite
Value 163779608041627187351947242179622264641834937561681016231703613235594312878032437007508117645731129628530423418566358498972729206506096172353801658655435725354627051289214160000595571262143559425978075488404003197985133786660194687118902618875574706673533841288946668343963760113386770177567859367716189035646757072326688787441318974615074617884768933603768370754256792453656845248156614926936428814413920884898903562893472514589757822546221342092544262877593969767224020312474604463195343741966614148066299334762018464077656278543867681105460083175438540701882179263257731173992700583562632332256122611678829114267410631534663319997257636598439956000135245911881669369740337451090951

Factorizations

Primary (ID: 10869) 2167731870412324810536209829271 (proven prime)
(ID: 87667) 75553443798597945580941321309027023071268276448955918802674727818977420335146755595547118367073544839824414962822289631052413775595337732848916882145692105870829048430659229006405439640050949694217692850831555779705252692685151471058292055144082849720154309064137672863613350919179414007192927216943865932718792985221341122879159187118474621795224175023732194552929749301093123205215939858578173801408954278939476171778848999161845195336088347710049820172795708439422244954868607555851264364815580269539256925238289276573284559469766512249821695759210381330223249173343555355008619098971304607323551875545912365737696711361000336307077622082950654520081 (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.