Factor Info

ID 181018
Size 826 digits / 2742 bits
Status composite
Value 2163899414456754468439846844826490368449069320323419398295015918635793165554213135727391588281101209388561928162307015552745156938297983673240532344344966475462609845723498088679731758943733695116305144234127276918006967507550434263427559038837319050570395486401021567545036097370012154854066402392445217697631831106878201053374482737629400884213047955059127662977698914384120522299336129794458728687458521395645854359816902114461943356352445679382924083377957339232233716568786696151823103611053461855096828804893052801202489256021148260326399230140406152056171058270688762269281456272587281719137993315661107206005607010664259548729179475528580204078672854785300297084060477191879305469863302904994438357202677140087995277325118660628416058120377062034649417567712252485329524865965023816803491803696193894941129940446552609

Factorizations

Primary (ID: 179280) 400605877024791646538485208371724182406980753165435583786697698349175094201372556600057908228129 (proven prime)
(ID: 181019) 5401566823051976177096208140747152021264488222644883496009452247433033971356526988539211447451722775286320424108885538163429609622926055660945141236192292154444547847082177146107448642636443749506790406696053685017833681997103268946736051719538890351014179972377180074898761375834872109759461115663878731515561309249152527814228050022584157288262888619926989464693628746776438851725429714680989844608728089849095616311944887982117829541795594500279411395264316295156234757166144490813184395805956592688780464298633810136689998031187905171504198855391850492878845313515189264059054320002703934562060213941268563715994628542582434001441247652081915701568090647884910377775567156239702397284446774701282055620346883888988300752581121 (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.