Factor Info

ID 75462
Size 608 digits / 2018 bits
Status composite
Value 16561171721298267375973894965315454834087062054061269662485108110851397132864799273057665558374989229844804662741068923184839065342513436444202515158551696097090847020322636869022154627551041572974409029098027836395067500769676866591759955486501806538579972551111026908423662741727223795911749342323507191137968619999546732240393004962109098163198709263626062094457994584774720840842847300682045059223578573984475685544228650361143899911644494291785154690640791683803009750019925750390256361217540594935147349243658658209195642983664494875056156073028324945610208782550705667550714815832316745774473966122151

Factorizations

Primary (ID: 50255) 873360172275048609080552096817243827525632861 (proven prime)
(ID: 75463) 18962590975676680048504198128304184431303747280687431766826646001491554492751220981275859203666023052127916888351482197191932638300691946152950353884283083326355038764546371038297114002899152238910915805933450091856657517485115541172739891680929883951827501687210852345778289819281434376673569703301440164674871020071914209250261416230897302816209330194985778860507841435655786150095313177846574560962455950612567762356150222835016446570868905982572977500975210585825903554760959327915982767899020938856439928152224278399002289403240373355389163565333863937063891 (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.