Factor Info

ID 131006
Size 621 digits / 2063 bits
Status composite
Value 672448536941418118866129298533514405714757001840853432149078405399617375305096908099974925274271423415916677054202811229053081586016820865948005324642611933207031719112458857427329787855907183991131449468175556630929622819148281734998414846316701981351578041372557575097305892561730137445613227202977437679908191789634644500524691806405955958727124888299492440147300438447482603441820573760513397758967237485912453074236223374704211353369654501908402405029353838510991967406969207078377089144390668593229255865361616409901048870885912321746801971367448119408716076865340858228861468601951315700052493291406561887622944931

Factorizations

Primary (ID: 258) 923491964053979620044267467977143148287651427604351735846749847194791541 (proven prime)
(ID: 131007) 728158514763331929661714432960608219759646070219994609465968848099071031815925357078212276400986343137775817498843881860586679888879621938287012699662875823331218611455283571011007203133342578187821272063775687612937971838128251112618742151907729124093753332968441936412516752737237992756576144902513839715771096562251846054885159551072287493331588477906421837838301485101503854318504330244106341187154852532359230505299006663227801906395631604132724457987593266686415205806922322246146915678525372349557823001232017405748398595542093216962248996791 (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.