Factor Info

ID 28189
Size 758 digits / 2517 bits
Status composite
Value 43215472641142074483895329183513537048226104558155177827295449934487619647058123692333274062353034552153942146741569942452968834622625837777239394621604234975933337589651770200898633926297624377756616956402871321214944577450122448926440165080135924931345157594328814469104947797591066825370692950579239357250246484785953916929198787219752470694795902665012635461195649001979427016768686815824961526220287630298241681355056558136562381209208261159968550378801965983498153755145040216903783582032041848783731109204939033849960588656790972885958807456070425875889945380819640665595745678526282269464340907757534730310313421943026659920960585363908593862861987160924890677480669451965965968025644694755676806269067273820521750557930415786824098658556585072642803

Factorizations

Primary (ID: 2141) 11111111111111111111111 (proven prime)
(ID: 28190) 3889392537702786703550618520441595362207384916419170420410212567953049959939435234435674196111372504046199149948702408545807657107535812424037003592515456505958240753104584472645936635774317239842821985442616162081743440190365446565000432291614136898286714187812509443588428168925074139377798249833820792893915961613234190731556830009393854704438946808151231130054652799646229943820482359952242999659264091550441273751951682873206118721566263021225901595279392601145046096979006413447351972843853556454670273348172951582060999681844669289252113281043156775522987605406578091471372340943419470032705395421587559922628535028826615268485678968102061713810263701272921181590398353313949666334123926511544052060879395883112072990734346214773 (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.