Factor Info

ID 163358
Size 1376 digits / 4569 bits
Status composite
Value 19974424794925106768677521125314278970831142313478276547769719736100208775531436515883953259072702912598445670394789839844969859936183749163546360413684759418958354005557264943226888361713950903551356423723554382171308475438161549435779317436588140333760484899333000068420047106411799937386422377791475630058420392324182192423295613343009332611990376686559455641057622641025374080924201224833420319092451665528983271686412601423671816316392447310779259877346592936765302516466147845044147781339512990878265928895056742288586885294060673770284866074668719295767220022445353737607359339903512588644301533256112784209578474693887128381170651278860339834352858255259297118685695307879246841489332315080270549768413548982467552048866073620154403063824551972547983113351970497623409290676750457555787920928938646175831348303964353334292033373511838943570414538720044254246455373512871458495946792719901851902035984484539047765742325576230224730469274330359058534016709784007865986445349460580461143370253005428527770778285943565912928957262359402961916281302915504934054004264366710560513150051606586958553577527577200784605103431420632860591618399180105592897020251453420597959075073344915432233271107111816073990370926006079224327940082898870611172414853186020853086125837218963045331103832000394028081308727141931430754786541415418822768512701439198577690532088362822913230082593

Factorizations

Primary (ID: 160999) 145731249475360409207 (proven prime)
(ID: 163359) 137063429201588596664643233246045920229004602566095961489110281475777595914619840137289804039006751425477420583584737038061648085948330690106962418924182811055082992079052656792795879597449778039603074431802301155152300820537913834645819354373645134455026791190041400593319723878163724542553431814065131619521404688696331904141978718855204696628206799460195241386007924680989354317715803168291818012776284980482634093247493202369342570522749729781837610033820486879004974177380233824086772408629273503559812750138040621491358038966235153540379470922708273775149330752018609020468933980346649555687613057876312490510652213051012744650127077523391926863141478921628866386543028251879083898904408115055584881588842912611505475975294012228066020273759039593504944763549957740665281205999580769764079512853401510997501914186707702283762499117836895306609850527580175858911619825063196712234943165527677905322907644370419596601077894073699805223748097449723818232205519901995506123114220574763694845912727243202155887927181023860186132331296006272274478667713063152484064177890278868138570234486297759742916435319490557385714331521134167269099723954137489946082071457055849042553611442826593358405540074101541058703375728780932420762853683536517147817958953139167687901733058491821170365129130218053529050991750116829987850232096297230357524321013578182049487399 (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.