Factor Info

ID 21751
Size 522 digits / 1732 bits
Status composite
Value 167935678309051824319812343889643364114288686987852910660372465488910513976673182816132230099562304581484034078417859975823469867073376096867024491226125314400701760280641770294850399800838283481027920060352377401336055954237691849194203189689595601484576101431685861248807853473697283944921245232288757890348293643610323588387691649970682901241474139424894688177929661263731238916297268977390543396128290930417276447135306613900660170254345487156610818016662216515924581520651724203552767791336654525075191948913389873691

Factorizations

Primary (ID: 16292) 27430239803369083066006288929529 (proven prime)
(ID: 30433) 6122282543385761646807967804072875326873912002651806340495536053621461557132457766725282911371164426222433576537601084258900227966353680145531373552057416388945305392204694061520497168683587492050258807124010112587524057902771108843329443943350027942464665270823146467265260498507759709828178651055198748826859530533103664361236865706831602596009830696315284406913949351969691894993708071078845572018570908189545334562790450788000940816214411814585548920772207017387440035555971114932672179 (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.