Factor Info

ID 145177
Size 1229 digits / 4081 bits
Status composite
Value 21172714040653789897525151493254911528043028716159148913603950462644788506570540891172303703320364556321467309523630490380749493103852354593074418629292517125548332166160127070432245425991362473827642335225867577752550615749288717541361473862886638440655705685085283553664678400925775138305043933569584047138199896186984492686568802367585208736325962595092079928213845822291679240106186022212142323650281882626667009225914044827734261023210599055935503688861025155662315889456972362701450704973518837652184854352310960914989317406874278235443279427897333407333912022882106076830883781417212362342647047569497725173096760239011596212196383675308776982978557471071205275281849300059385349136160347751083364141454253044894804942427997820456763814509202238273841664685835068366209774859759897978905708910936948716110911924319187768322587040165886331002277930035269458728202538998673064262967028530103284564077440317537383603492233421211042726224294794399553127270991627380858198149689584675666698004497905434961657783988913120276071772447140549847225810106611045944234685944345395078298296010873411127202173413161248964232698190423263794944232150729291918664778117662075794009927124499690083312819598035243199444138158311846092268091

Factorizations

Primary (ID: 143127) 40385656825829055229 (proven prime)
(ID: 145178) 524263208890354521127001226873094942855729424783749329088145166923108968254891309672386170438613747241240996180380813158861772523449010276046203478951630959037286651372717392126747812132666453652874211242002402719201483219763652046866534081417540131721004448627402905843363565231467296300480891738701541066929186483401675160443265165799623113911958347511019048891738220347475480575595597685110990233351499309887453304482982375368592642504246964746411056743550546675692443605804372729408269937457873928851023484731308339516427428266467887133093367008995291547295229273231993948018621264667549954941306623969583550988895926149440901749785812980562853705599122983767797016492934699745378782304375620441039313559498858436450149556821725896712557182329000757359114716084638895309806678550325129621670817596613392038492229696656637601107154233961884525950193959296494968735315763518496624383077406230588038512859178302182889357530347772791330375424038631466316258217164057467710730251200330603822781502682107995343584580430575028243632710769916850607184990997603947041359143861831129220780765639508653403858938849041018715720974094161175175253430834387898318683318766269714623904161023049166917240120847741380445079 (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.