Factor Info

ID 128581
Size 758 digits / 2517 bits
Status composite
Value 38141633519151868680356160129425483926045845453504996588728236676323892178864008813137389467058232206918369194729198539384444868854554627675638577862456859391377050349888216513158071454740580835043297958221420359338877585915091917743525247079537291593585282552268360411881109728664372833539093138887764824327118594695314465915295352263041733708899470517065361165582007712523915379572872483913377470967142898071413032372763795528589800627919214756244081537508003131739455998992617248560707255811577939508042594895224231977084810028409212428095201585427386925788119163629963507843030771742901409582887800485410886885816202210066295197017293385556787104233403031010520440450899374853383543007097935608413045458319993595350705078871097129541597595533779369838443

Factorizations

Primary (ID: 45747) 13126104546421803634380630263104078519429043694065692605495299885243873 (proven prime)
(ID: 128582) 2905784681529855471635621454095668527285098011370119406987634100594493877261301085088345739537492023038797872765448618955913925952346942177008519705233573769361862861666028977514165132381590053847701063925377604785218399702028912212692155849585010728865515390282137549370459157546370442408968485155400984808687788450267463949557765222706593466066093851178213690723728203270131466756053837869113878134596054066644205765849414723991809840589586518820167582100720912256499706852939049536802549971853697084098103972182643462205937681858803901421822680677296674360133407040775091883906091111963048042858746904358809999124551079170465721226734724138216188576002395489025532224837178875731302091 (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.