Factor Info

ID 133431
Size 637 digits / 2115 bits
Status composite
Value 2641798728210131142570343438850048719297480152245232713915863975965709345508159590167607918887746474710708227669468808880400511214798616512763657527587989320201786880712816839355749847681751303657863765474078133413714934282500662376729657412529181500327544104683707678588498334439630045069348146839367155762071601526759161899741254582745078177589986579186121964237809193636687691397156327597860592775312121032840231933816028851342593472177406373441110014601727074308921893270361716731509138995937314828977969365268691316375033002738786997677282304535971727094755598590355310747832273738685305717687952928901735619077611401823398848824569

Factorizations

Primary (ID: 131722) 2934413293238858072198024161 (proven prime)
(ID: 133432) 900281747733716928698359705157188334869009260226102443687603707476285327381467332002677440871066026409802235732443707239113358783537302847996818549115468845018194975562999527488958105751925274268033865030160247645211420611138227856193432718055564668538849606207224968321199789787689279685865377952555863164257062118974707125853355895175954573662910325012896836775822486754458628236133269598410231983061166619340799140384917117486226814462090947438754244976184638317013082178450048051827726281213641233130373222736244766870397166018707598077132516994048617262551546938208206589843672568302651958220742966139929 (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.