Factor Info

ID 153347
Size 668 digits / 2217 bits
Status composite
Value 18008353592151084379885207033449140295962773165163706227166702832290552565568620874277839080394858673132306960617315755538463063389858848447240157890522028889648189847652276179119680946134458622214414028211468701411322271281949724255265588537737370364493334615204877021394486098781236612943095961747327831094222129145210420229436875571811879278123209852269648272707059377798813525559874969705619741590400872109677654828728351672134268976216815934214431586976789216973636435709210526276110116388081374415227602600698943083774750140803479887883476947938952715356263162448982342182678371298599198894626688206874668555436888063440368221951103456548828653200014871190848139

Factorizations

Primary (ID: 152168) 2127637958208953385492282232693 (proven prime)
(ID: 187432) 8464012179642877183572467991035468137247963254392589266471841201616402143383992522918801996782886103285471643734084509203429750894105247305049530055685751135671696708290579724172125123061703454095059753110844384472934378723580198055144910536430432144675131382024575227638053298860609630879294238160167225000834211931112709430694756143638739956052888496530568321226807010387460238430271326930210789262331621981152821814832343764645893034997052278700649552201267039488514537947609954159000734624055170481001688135601730436475025409256393544919113663713509890739465431216216843184747631661082047163068425051834137140611633002322711545383423 (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.