Factor Info

ID 197437
Size 688 digits / 2283 bits
Status composite
Value 1039986499920116035676447449178517870930974548646222891899876836865404223639130103672542327942465972082028316759973220136819731493675968189110322505804899985998918855859840301452285682700333809004112592905129680967226532328234255015439404278490402278469661421573200722751041547762707759848763435232834072707463311972862576865572050697233990869762646447299588981239113586391491579832241334893872853687656639941209693241849027377139031687078510228524948772010652598403141695911950152622344096331264896821064142825220677142588997042938177884861242686229447596053583351976816048876211344815425492534318002788625933763586040896443209015445195507254323313279353499450534107219538677329336323829

Factorizations

Primary (ID: 17333) 4177260955133929558960631779921813101873322007065786779841904569 (proven prime)
(ID: 197438) 248963737504106307889336061333838905893199633963482857150216113047015277361651343712562883969597657728985294937737979865072378080980421715795354318221249913863274797201783535690563865018511902962082360218729777090539566865543525948521197615651333969210535139909222644530999294808719312408907199027382810666514131561013209337635706828551156011751558455257228913449494890618065279607892397427887654918421781289660765262262395036465217517509281781669542755529750980009004226505636867418502843517471211533807401442420027337026184406938118127016052183319167396404702696304450770545640214009528851429921851058239602833809752608541 (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.