Factor Info

ID 203541
Size 326 digits / 1081 bits
Status composite
Value 21428479997503139527156827480880998934296613266566842782656377424386601730281277329815208978108985567679373891813497401085958568824463744036765075220001868899641665490145571493928910965880283978670377342475220552300331798621215306115709639577691195991010108027579940053670777220031420825599999999999999999999999999999999999999

Factorizations

Primary (ID: 203542) 30355303911603293083 (proven prime)
(ID: 203543) 705922103758352373585715578389489734476501246644285753351586757826749711312089887928132043087147146993828035267893605761941610510675787045846726566138826982936931570014679193586767341521193880205798555499928549777313191385835407899961445186374332529521115074029803806798116811894733283981908320207686950253 (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.