Factor Info

ID 170879
Size 671 digits / 2229 bits
Status composite
Value 72850913295581968298064137012863148774742333894912560882906690366940635442389420245752237369280870135133436657865033792518942323036768916304160379796002216336704107968389594243894491267287193518520090282188725857036930695293100083643824971237016425967219359327623101828474069665104161809723603684676266318518852263976840600929703086652937208387135233665088272763690895069075745638856392929544883353505963716270851300585049499200813485083835876679201412673733209621940869270428775980038520120984177093543274691828454588734203007685427965616986873283389811466206501969339395078718063428030100694250419683069378141093343816342660672474471806452786447138406868136749926014133

Factorizations

Primary (ID: 169611) 334113102882470640374711237916623188184446916744111270297863 (proven prime)
(ID: 170880) 218042670781481993437412050451402214580165750758536978317226847704847506692777429201662404969109105545761221747600639408999387339796324474583014680876392142338644938353074675836791092774795432453638861615754596555842579157272465871752763894362140582781885645578731871752949991450257297166750038673961362764176562479807238109933509147595436719491885513310074100145769353303269472120061697429055026757615597402627456256991674670462779708350479562968537228607477749840733464261939099407675274347382276010306888335889271280235947680592888247195179887372859008366394110438403208045725658811739766165784212817506472291 (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.