Factor Info

ID 143986
Size 609 digits / 2021 bits
Status composite
Value 162420591429121518184849425597787951412881443366541508133768010917099251722009378252992269722063468626746322145373534105496998496495253592867028164071971399232979546052025681287814796395636168297618469328199270009609560139466013695450989754410525041150500806673294814960239853572263393847446818953402268118404228779807840348289390321281989969367087182152621780826912782428947556755312569968943638169745254566593469699980183343252344345831116199075749681497893044669909606864222140966056600234446252017980796879941972861618097027402102244250149212618760253075262067813562808581644827557791167302761235813666081

Factorizations

Primary (ID: 143466) 219853415031775432303606337 (proven prime)
(ID: 143987) 738767653009378347107120385383819779551737766896777163557168360315190913197417264844753747563166993445306204026132385076002008992065150383394485292724170918075014902834223387183396528152501063337082205565494154729762348152892134575867601263514138734248827536713522124150624873711851075560854278015416693003722833964452533062953884325634538472951178984535493011221568431576105799850045906247789126504869934129801469732098654031367575458343579812032902664101344116513634343391903154306412746190826530939922765999140904244190908375314468304736401869643946592497092921888384599678950113 (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.