Factor Info

ID 154487
Size 1228 digits / 4077 bits
Status composite
Value 1691136807223678772101059922370287276538490858590645372374180204570030097162021299196013484105979423542274838562315198558849234955748527394060559979946576401149885139186662690466389928011451720236986553354621422023737031840169354431335606197840322575509830843006545508938232425727439088243731323113003521726137705203233232029280648711898676808510326891818502177531404901983385339837087304932613127371349732786082703175557705745288541702661017302038962084118351527733752390659699032580941570286035632817790812896686923287464683077134797313199447435740836120675857398214371693750469287183880054852148856501418907973750668382108043255055028864334493369202282274256655875490702914219383037312207802551569177608558124394322346886552355278404948195897495387803962311330734521935480754807243486694051132844982354095706230639018816348773663664220460049923796644382959168041398141446563318605412875173440044623001821536206810263159584874343283991430892162998917185770259157479741337740380192585269479059690729718719818142009666799801723750491313978845930334521244710163659076006656606941233116443506566731672812404824304788780922747818665873628010437779329681739252498551350878781170371031866054150704622634765899963675489995024178616827

Factorizations

Primary (ID: 152114) 66803214075022052730257 (proven prime)
(ID: 154488) 25315201231552727544373003521125545555476277669406110663898836651747906860414098983731516098161202052709055023708362359544300469360287810169528868727878233597805449269698011192083209360563739345906002858102316528778937054561971836605650159230570333813182026553064422439255473570156103141316975291133038019448126594826409435352919491589312414312377831573990325001820462417758189730415983394850386712342353807398649182350837157740512279171849610218703971921375369217440393007466280931543215533610226636432832356222181269753739967458785183201982918788638755534612202123185803093111817584096918224278234740771698605348822114929723650179952923412772507950221732235872578375584183069105469355191187531879180270223459173337818665011430202762271379257947720246431203548835114593050520569560683360535706097159665320940301453689235873000399344453378897307603633447608463463857744468263365124592380314825627761725945298077138623404516967105267949216707503856596941151742657943760779357370556542970725205656276350148229143105055000612148341773474247340509118489549387193082598580005641832113115147156859621847776810267440425438376709063854365619264912448983783088469465051096547307876180958318979223462991655851512011 (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.