Factor Info

ID 187326
Size 510 digits / 1693 bits
Status composite
Value 278054606477848981294638766218813280510058658365359320473241678100865686252758000361826899629145976749155381005250754207002208378215653316704892432343563363822557565805848192839424083762002232590538600779825766124498442419172617619363946033760572894637570591878239470354086445305649534494541389389881344958576177582100485098396101076366446623007003097589666208961503854679102131036285358459703512101744202500457540054008452143194654580387976175359541099314055680056280930339882378657880436390479027789118635901

Factorizations

Primary (ID: 186649) 15440760666680016574544013847607960927574250214667742028603647370623110951917707569107100201552692749620661599999575334168664482341657114295244685083281396989146453940040931395553841185992084214242352771 (composite)
(ID: 187327) 18007830862754683269590440846008687738384843336667975258074873575063378088624130833757759807493944114802689477292759239275295334414344191487311618479590306317949129545724184978466867170735209081594246802582682609766147746249063940367736606757276684553976764451931504035740574660881701198283901305189246700031 (proven prime)

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.