Factor Info

ID 170492
Size 646 digits / 2144 bits
Status composite
Value 2189393880958698918605291982624197207705694858740327427871179625931038025334754168274236107256056902828729845723482325597424651644587431661702673715565528487744248215151626918018543009857992990178709089668260682300453607833316686975897828977649003057403841963681869894037073130729247456539639696536523752488568187378503418959458122856940774217110896964193198842716073968833142649970555521788158577356683538039006699174610106206023685426207119787721433782344710194343064398090741509970793848608526143160462853556400229107121581207476693631784411897167669347170118465191322796017383532629911146676037990869049762316156439854526502873789475475782791

Factorizations

Primary (ID: 134177) 183008587185686382463990324637320953320837310043368635798071351514153885495074157291280114234852009963364388505069863557549045985325251 (proven prime)
(ID: 170493) 11963339614972655153677968053523066666400701265510907566702520690823811129811487231928198330594873515781884730028829670838167038044819664931560357795278300095182539892666549287589665777230774920063122845825012555122930626168554437342930417537848622556796354390564140578228871366948921353652166313963141918315066022725540415585877357600804276072027533548442860883904273463535430838813931751059030392953174755251603995060257238169524789809461149884653443516093885097937087104365823022854895692859560010601684322541 (proven prime)

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.