Factor Info

ID 181263
Size 1068 digits / 3545 bits
Status composite
Value 128481336388023919717565936777457212243095924803675665839811776536256154114833817852897963721190576059172281385050222160196030102229421781723189316026565323531469111158653659509138765114988492686048796425598112583417078020096802110144934218145280722823026578086371779962153633024238995734022299833588535689811219325432241092240910480208296256890407970010502622553221994924147605217555973717984397360634976707926230219092549450488340216091967388933787173795713094345815412700971065494463230501170357377952263717924862437438028482827898652289572761921446304667130189624561303305486365404302064610066411842434389211351255087649744209726768794663828184107434840998175563172501572673457451638162315087167552896367994686752414043436310928653222269837468665899937166322013127245371633562502486136759386629036195248225019536476991332250126564059700111186291626206260325852946570555711602731629314671807652768445763156619597023440490464009944836467066901555980755670454060325216067681434629781514510920698865137024417137630773900421152713849677900378213382049491339199833545219

Factorizations

Primary (ID: 179101) 25785723680423291494502376192531526522653945523 (proven prime)
(ID: 181264) 4982653889429827501592195282396348320613318099489376036897054569699131295113570598053021416091214308580285150429156028127293477531955141611613047878263011687534372152472433929224270875313501186507101591211717078778825330296394690492220566962785685286197349725962710348436660484346900159892328107130296540703071618011763309214176365846450365058343436088383304469739731792450095823057352439351982125889610146230484000134692813049362817741840935031816244035019643705396780903373078657606340757613069749675496556283264219007376909425987476855313973326209087793198304090840594589183471440940243388236596219209360753770709882956794858817531120603441764128857970599396902372010736812569220580840344078113758225666823072906936351180568567381574206319804741046536347893433892138332675435000687596088085292177478549795237680583020378583741440314172208625944891949767675772521260262820214066035588941433110643068342562707899270707671184547343182415684875362813359512020327117566734228038009468913430710930540333620018700689086877553 (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.