Factor Info

ID 128027
Size 588 digits / 1953 bits
Status composite
Value 728015888851760400130362003441195460880761964446794459354258258467136087623010458198573912067656047116527078873324577024077837981183165467682961162244364389897329693210456861376402486033472322766309929597335987142305022068159566103269995394989058462926514862423208605304299884544972912080162386526684400428358194604343456593379788724562187438102671091134000361596113533977600685325733801956918510216149669926631966066877050202163427995059088022452719117094480268404878974188342727684515280090439043665462236920356762397648523748891527536940519713882423118905885649820811341327779664970319

Factorizations

Primary (ID: 48865) 1533956315052638198331316822908316409310523158583123531537690747483118696044038026975081245342955285204664443201043750193080925959438250720925159 (proven prime)
(ID: 128028) 474600144546344726638228858232663444638558207466001254451201389307747441816007011955151688353131960102585571935408508078251856613265582581771717526423142864493567456438398138079709004842136550362003539076194906404349430489219828778970046800965494108440476268097205530973855149989513272154429918230271699548037943961108468160906055889298634461156661974390146250796957654505046425001344493963486889427689647925302770779521726790804864386310673241 (proven prime)

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.