Factor Info

ID 111721
Size 690 digits / 2291 bits
Status composite
Value 258144596577710412655579865239316991142557619653347789317659516561777184433217347005087995240251153313063570624416360302683472105336447437484384894469172951044391154342880142531226181801511499264114692470857259439954226088902171297529800974435723907379475694864529521336174369766242431396995924352520691846432665228052834027375757683520825764129254018960803736897549976782162444452797276046476534211665420532322897200978437071870722432762938346731800733020054629490418992124583847184420801657496446819893881067363938082762849327050090665002074712560830431776804662644831140721245774004524785027556112878093168867637143900027011636871352036846433074828484681338485784631598996651082535860769

Factorizations

Primary (ID: 387) 372961972274566497161 (proven prime)
(ID: 111722) 692147231535095947458431322616475768301298960646378967683958017591803205745743761934604265072901779646494878263554378477847141577290648651469611356070354073980837173321669987346588285094480251626525671217419005660295927589977153393205667936690495526313433443566490465030609372112291527273527071966922855531152914241220614986202349953622146204805380349480724937325045368040587989154253436298284344397444460469420771107050136989281068494593965645590859651348583953918145215404822221587210364944021529464621717180573577411704454577175299280021555246907228222876423794643740385562317818358188014848690712140582269894591006345619746787001155297054632415060304965051321607129 (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.