Factor Info

ID 64910
Size 743 digits / 2466 bits
Status composite
Value 19853083146372834901919731366500752549688803809652193331588832125110774810667864962311956733325076506035962056599148552415049683409193055041476921425192991518791433973217019048502182696327606388806357444853040248559663115144985820048299201272518159352535762350515649308504338883910586681672551245849284503497653679299251296992875466506782965914499986366793022026028557021100732088728554715484283240187609686589454074578986732494348481552328986360730363454467786679858949181242553832233314569624109584590020343697440005244967029331666414571056547506271733521082393285969710759079252507192262401001109289724295181254306123879704213643456973031169814887048973697698746850339036560281497560265496577959193942140638139732384230311440478210228340743

Factorizations

Primary (ID: 63988) 430874112750245329176653171 (proven prime)
(ID: 91444) 46076295973438081752488250371686149636241013297793665163781706409145117882280902963624393720572128467658425165397110412956495784220431382138878432500986393894416582114286207169044964978436126431265709832011939334576057732048529102700108614568515528735425134209159914961494678238787558558695355091019264108683226791176457195413261202627247978803993253716364352887249152424667124800520509598761709614042169220514065442759770247559236219888759425209509028253955930704888524850298623056568145013048739299703121733648146544975501200704176290512994130261533788379032366567057046030024474946694859675089930033285254761002126218051531159077822492788884753244699986362290113316063847826319608924590955151646011232071513839133 (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.