Factor Info

ID 151325
Size 987 digits / 3279 bits
Status composite
Value 637492833562241362414661150673220629323432337335341136176044234767391968770870857090482251268813071530944182398301725168189864637798522130926735558446434153306038557742522603801943900074356806054313072820054376109173243357510724209519573127898064473448021586095167411330777474031959113903696194205854894341788922768053552630454569368285026886970341749044130360311796860124625308845015310625224401100975918791800032829045358881218854943331680802279126298384399891712525728071892776518881486706126553512252440930390576397297168390384669987440089311668777932045524511421550735692370767424311293729947475313609701238449905505014675007340503381661699839521647626461640103392148805567451065499181435263255266267028125396569240545427596045998942112090442514992892272249894540428180023980988664461069467080838859980462383354668907042158652110280684690850703323926017639350326510545668527036640221157067183624554207635306865437688157284459524486671048423078356401512938193528951476198072641418631

Factorizations

Primary (ID: 149656) 44615044785278167337 (proven prime)
(ID: 151326) 14288741312047227193987161375129733341845019093420147881358075342097595095118634319863965571069855556702877720469356089932484272954143364778978118323761449891160227631788527037814907103451321460921483981877816181684376067154407836697472415910564858057515526695744979390222295030334599590317987941897677255750694527949825838053662154253956475601996539708550636860642895202227605128664034383501434924959716991642266565556392242317770372937633887659484679653744829824470284832016037164928917672645685918456046053567023420730318788010681733870595966638195352635301335777718037113622054993607867119569182404771383693718002251448998846770852366883696736547060774547214289713487123328671648209330700711824129724398213507672282964546641282163189864751288793105929325390761775093756085682740520166871277292253097559101503622454616385449059189305569008116063338244358122605604443893558853851174118984547689379245378980766140125192584536953207871443794102556371508769035239657263 (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.