Factor Info

ID 166771
Size 854 digits / 2837 bits
Status composite
Value 55177784637853611808241181795122230989228842385476804407796110986293229077774678834215502469327118250393184475300274973589914137146904784828563338777032520694141269171564806191232828706051869815556330391764934006628547077744526659932190365201713236694672603595779257609213411632120598750139692080391869870365315856212620541520496907532944740137638115857825350324581046738022846526402392204000965614079644486953299615402521798898611865938403219799230131521444531031413704998271688212064709706506416608657727679092205347629120192033832161297626391421834586905658724592277143001806297456733998743350053795222626565344731942497339721804930997258948449660859544301103324107928625908845950446532722670797983871888159631081444902899024383746326300848980079216651603912252750846456297017869189190196189979511866316602678565284321808857850399324925072582387897011

Factorizations

Primary (ID: 7516) 61921104791950322094158011 (proven prime)
(ID: 166772) 891098193794285551099578332913787285129099844894921857792890287076619479952586821480739904580975891576505287169546375903921237826042844754250531377705330715797430831683415850759564584244566029537888989680512843075873574081533889815517408231477886716103020190781553711892450521905545249266145049351186693903062436567059714060569655348342430868429857917045928332115181616413593286687262225326545142522980106203565039573901372425598741615277370006531114835073703809444196874997260109028453756275238807896746883615190604717151308595148718126764126002620053949076524627268706211014641913105274246603340920474737040378127833814164303425271907345658825010421291024022829024479544320579008795008746575492635016723349188946983430306319456679598763306538072645642048564464100597953017120515805831223942524272780391302992727225099359249001 (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.