Factor Info

ID 171154
Size 564 digits / 1874 bits
Status composite
Value 998991501128430722990420995407648382931493257391374813066961544359707829780471098329559810258044579488126012984403326347751558896401720953244661215368715333632005851567867371933236290485866016700143028724546276646265246556956669495107325977740867857558847654950882217072147464826508435725173650318844122361645751454136610387841883635043857618525129527047859972068070889875454031502219164202026734439697828785200847754701225138460628535953734295264859045778571182232676950014054079041642220342397700807861999105139814047753289934196584451627794824663538176731293717

Factorizations

Primary (ID: 169858) 35850642133354336329617728671909540061182641 (proven prime)
(ID: 171155) 27865372603716900044474568454443666591602570310325399320573794425350114584308343594384892994266126982002306489489988397969260345792520723937711884894332291682926294032640800772418725994602090888596789356848190653115275511945177473495534353792937636611310366321594108341356467206592542857905725415577590639310208737116096322219837564591747774439925627019129075240703259460494209358624603920829620726263132038203614533116918454759645867200541467222085952478614960968841846164148112282591904880176358274721023556085574096037 (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.