Factor Info

ID 154432
Size 1230 digits / 4086 bits
Status composite
Value 642982059338405295697802518601335381287264656142410589604967204771807970000140097348150295857757372051189192480684316363849209737357606095825145866768245068193145170889411222920283923189269826636146995906958090816120915844989969915997498161337082416056086367820947037569180536067531837148975397990980674784023492992888864869742187176525959323575162833430146303550987239550008227138153422541922860890916744699722523303734947626376330432325446533312366187453657866567366223205803296516699938808175347675512863580429120985949326006839291336482664762658559498554990812489176175001132772187204754463430464605116875606509620460263786150128732249675587334620946625885679270374846948513115703443825115824026273248487782045521152416885208151696546080272589684325870254016543873242694613297844133214131477921306060574694668218831654603521484077332325120751625223591602001047958731591147432100667725815156107257941199626396391788768821293564813635966717158853872876329203425705102984840755706759887772695447284743394017832945798840965904311624200284091165300884935305924410499614369800458616735043973194368596942237386010225976439212240488825799810267705656877250719794594620602166600229596170613358590989069898794774515369717629019669528041

Factorizations

Primary (ID: 152106) 758084147737104963101 (proven prime)
(ID: 154433) 848167134555864932600313030202228715355264328383991183402736209138303973715485080308473977183252770753309187692867472132818322040459990066320632160464040091210751817001293037770221455527103301031360315063839411137499795572289700793980401069523787948025212716590516055586441683482321488421588766032019514934132537997596699517290118918888883856788618594147830170039010705660078504731002222716859179465808398244957214524431740761651002966053960176243495982470099461949969805224499503652898673723238610434961686844967321607558918265769742953758118188648030179468173959817620880213336365399481585304202565714559995336836066826568931068604274807396837508519798702905866562516931929025872221822732326419484240738322632841771913665169614684045806302400646107167637100679515247170789214519021797458902860347964474890892234861523483124559774238569714535610524275749434916312010358503621384649171543101077391544770448574547280307013108130704667823320581716130641501420120931912015706911744239044447535071644838004347353967783499919245589580825311067163015518905045535941033920502006254425995861748086781663823313906770936659809228000585797279215126705221979418278262652378668412960013341608323790741293226517078724250941 (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.