Factor Info

ID 208219
Size 150 digits / 496 bits
Status composite
Value 173089370418452799960561053942103607975593120099638890086390505447900685558601434641878243899311180435616746593239817433671334857261364826880058116583

Factorizations

Primary (ID: 225318) 9311661644223856302665692506379 (proven prime)
(ID: 225319) 18588451452789026828825244412275651915604116650200900804806479633278367425570327080095106283277817452369823453640262677 (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.