Factor Info

ID 137805
Size 625 digits / 2076 bits
Status composite
Value 4749956405402169172189634779885599514759441665532252564523850913387886067877626524583727816822650333965467107942809733014520608715324108801433535729804066654535855427631034492718204476632547777714702895337365375772849101425398379602249024522792393884334499937443486646346003393599938576294512267895388320979329211243584685640867757004181697713007253962583993016589457917484962439528458748358404762916425604855783178433939631530640906991871923045554336137708571616174021477679790882689178213735582119972526992442783530148363157382100215502609919950557580710458957793076254759181912122144619602332058973594509911215155120383139

Factorizations

Primary (ID: 171807) 64785740070784870072097710871 (proven prime)
(ID: 172746) 73317930770141221952085961016118861268980925947300866803771713436216521489941642581429148954300019256182046367267736758915711215351850366675864543670118432262800179048913635178867503425188594971094099467860771341048018251881477233342838240343914050848857114020706151372815203361396203291127472468113310755337551358468207060820342921435759791382655932518308734904289072728697517400647739555533238776260876588037003907690708109870432104981216901310986494247590102584991128215342975415868887618482383703874738791471039651955592497136736837818628807377881446079002272181501994932687263620045331444309 (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.