Factor Info

ID 81521
Size 329 digits / 1091 bits
Status composite
Value 17111307089061359781891641289820670561393373482366576727129981767077053564975862790184792600600878818961144282228422784722647171090624561691506711648459985761634353188454522000296886141161214281868943047131772017337213790843334959759495013127317278922005769403618288964090811275578545345127946293346572457066014248157844761808429

Factorizations

Primary (ID: 81178) 2531700953695910670487276352513563008688044042956146406812516889150552096699 (proven prime)
(ID: 81522) 6758818439469073387823206932977581713983562254022666458631723243540346026804648120332329343550252609308520327555790304198328005035770575463673867465552188870025083845562945635369487359771551619698929057129712586130580828259384214168442549495166776297271 (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.