Factor Info

ID 4153
Size 251 digits / 834 bits
Status composite
Value 62145272760142964219065131775600401182452684122821224436599207361320873403103415624909870047131311089984744563558442693112082734010113081202526879360028005552195778901818160180874421901823329885449905816942093037650549567347392782514232523867872028967

Factorizations

Primary (ID: 3307) 138724733805016586033 (proven prime)
(ID: 4154) 447975433475985209757615579085838343508340259512405915834726773530257151119798173277906987205813251093763872925991117488751446076546593035930342451031935463345916941449122101720138079560131618869951702542588797408028099013789654999 (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.