Factor Info

ID 20005
Size 305 digits / 1012 bits
Status composite
Value 31597572755450855475287394458633557368497963414554543502798489571339221099101224366017996201125618330452637108055758967875828667890861418623723995629817495690652807843568478547788642305817607074891094373226141967021779555616950140048317494981959933633394367908645648342603943650162460975616731132553984437

Factorizations

Primary (ID: 2169) 3660574762725521461527140564875080461079917 (proven prime)
(ID: 20006) 8631861061054940153841228925924445209065763741892577878519151276133971284840167811830736512569795638756676444221569442097844493323473193006863878040080036764024233919417617731241952668161174285221260888556034907082794079725032457656942575209538500037195245203561 (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.