Factor Info

ID 38520
Size 679 digits / 2253 bits
Status composite
Value 1601662532115723230120709387827270083041786766828289624643651614937626058702616586926571953277121159147867287677825076306374504140815546436093024914395180861903913930826620830153953565284180536349988657775077340902809953685475198038429237901715276055820051294950254826623994722838719487077971977706624601584370503863154659363555107948323808555273901355061830089366034569400538001370356017074870341401438894376073004293699628545016687679742844598802118133607201302618897247061842493867556650940672842699694673319094404899515869821542287001384392254967646953625103915860911068471245368097221834607030187057963024518231717681583098509928025803204369958949710931327829740063359264723

Factorizations

Primary (ID: 13127) 554983474084953530805865496135990056978910473 (proven prime)
(ID: 38521) 2885964369941852299396979938615071288406449834509450590496609760298380751632910488986420163253188116754090122196616926322407483211763079831355998829688421801550678920988056561339791616313392345295208147453635944059226573111169423846173292554264904851719628130285493262077301210599841871475445234180332532143475127865345646618488798992963098718935162315906748063733544308910460624961901978650951057092575697692821578529136591267050308360578283388382573881568135204829906457085171583514300236459291497888847914171489578699917266862244317942934235564051662584592006772074299688588622670572883758157803324180288121392029644505901151232251 (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.