Factor Info

ID 21741
Size 507 digits / 1684 bits
Status composite
Value 504179899157885268074099901024676085500521528942535786992222566283496014831895070589626992594059806705692846319033198867404629115272957311806424004194618804229152040062504809690087949881765470487146053171882294331415575641180640988077624764426210588294255461141295300256692141172528670124116686711233701366886994218544752280973842127819475033915743116328122567617146666706458853235813928738297255143237791809177669688873686719136478909255674457184915185885005488127016425658011043759360133412470993306572627

Factorizations

Primary (ID: 17014) 86664288342298679493663818620503827587599166574803488674307456989259199895209 (proven prime)
(ID: 30420) 5817620023215578905252292542838907013954600590399785342442147530035781800314148061944737538196940500270205822890937797128616850229080090839111780482025541159164672326237106162443449282692191595416175562293395814766053641018342774464106991279821846756367223162302849502161673955610955663026314899954138819793137192358760865048050337316347060412257075341639839654084106330163905631108952983895895970578936690773117927755934788143003 (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.