Factor Info

ID 144701
Size 993 digits / 3297 bits
Status composite
Value 178976456264674592830601171830313315197527867515614007072376671718727405042317751204853701673774004300973062395005448548796459439435735854380144128205667232238777350347485645802515076201762443461310295740481919671603288525433365402239364122333230515500714929783307573582473691552612495221382155465929345672682808830045739094231774508082070413588503521474316946815114571541337003406298902228457460084273068486463551847603172313699921717152229404458983872896785777993642462132727836601951159478386945020243397270180156905462625356432190100794967667923333877249338623636810983578627590042830817034487828446080878461333351765264271653788494192344242138131842158120242111904514695819709244994828954511603120508465839777376858682284950240455779256658873728087786447664277836796417764200479402653833527299421276113680971115354435470355550484107011557573214812967198845174309795429808480644851477064740616208489714150695791092069581803935776117580673300382672306865257724365532181668724325584143375923

Factorizations

Primary (ID: 143136) 279199061472649689615930789290784389297167871396904357110743 (proven prime)
(ID: 180552) 641035307642705337180284385318113497060061963205016600613342350424893249092955162100985364095416311961167789769712071392641326288104383638942179821057780774483844684807821941056913391912714451369920055971498725826400714018584414157133958455366792484999091449048156897953680022488045112036976713578057419615677938438051587844277207023390753950815474060691667817947964149759698081000350074655598016177040510722046844859335463522015298287886592534133957448602178969741317198130025268642401166175394420064032954331001442938804947987965752772754309613423524519431514574186907990617925217284635288099105221119582311506960607093228288141349453841446628623890461954341652491535018625924734720648389373588235379973343081905004331090264008926129863889022380480633383180987777412554444218371701831250177287465820051836023360312000790225521760002578839369219901750056066666824184698622649133908453169551468129147758548182746482321414734661504261 (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.