Factor Info

ID 72220
Size 840 digits / 2788 bits
Status composite
Value 159982907633998330216204216381924067254864468099458383740901407258947437865505347162672277146543360843671257574295069202869381290154568430769833527828489890317320295445737494387400879654124314986027254877064288550529431900678230463486636846200920694691861654192870806539064498827732179999860410142775448312552416184948027764485682986641617490584883622676101854750130149527387660487437173461840515832240219858542572965233576258298941198660779830959535217954668306098920560542153742140703952649272039813077662354950618202925192591093048739845742813600643356471924479001996918720038966834508020580352000000000000000000000000000000000000800747687230668806162020491392816427559060231841235864572859723618356137124954176385666236603741520509186250633767387772932148730749194838944956597077977480710386437791323307791916786101514500543087968295569

Factorizations

Primary (ID: 72221) 1582573260804170131690551181 (proven prime)
(ID: 72222) 101090364406071462725920138747906204371632646333326329012468855165420551725835519141158583254716151024361803422855250090140044010465810656203816659071270277957346484582477847410789884218417183129183624281340666484278838355355716094107729536390948550093019718320626167091064730673818556911657877150435517634263401826821878983484009488595636157186003282501168017904990795506466890681248426378958333372949474627225087473925111271465756015206078965425041547191348592898688603608212522332143402521978562749595510223966504770648293559952504934273290649033238587114154668961102522382361388463053293872447935607512298913901960344961681168059255833982895400798598214741640606667060368553895757778810957748079037766358396406105210696441182335829034897982514529037147475443571617195723188227118490206124357640725025255881749 (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.