Factor Info

ID 18720
Size 246 digits / 816 bits
Status composite
Value 353908402929343074968196461980941914677233664967410889966657112283336368238726898904691704133961960578995210944474491050940159368967856162189825469532791306376148558182451223848375119621952972822460651890755045420123612317614394720658322839514903

Factorizations

Primary (ID: 8213) 56713875643149053038693 (proven prime)
(ID: 18721) 6240243660231932206348477425715733891856973768524455573114875629083977909992102742128010663780322998448262578508379235398379631217426085855418946129629365738865162354836937382780477360622684189682274654376097757750775808971 (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.