Factor Info

ID 179557
Size 259 digits / 858 bits
Status composite
Value 1347958977347062985975721250960828798238217502403957428404597362904098659327871399133463672271936292297270585011121129622674389635294081927494909041047677484223099725005481645543588163799009141008374745614832407975538171378157257071082340130458714282493926811

Factorizations

Primary (ID: 143129) 73355903553709150436991421893506428181 (proven prime)
(ID: 179558) 18375603217266964047536628198202138591699156888393871594028771008373453273591979158716226686439518013213865473980021794496057749737039120924707738499557083534040689706664891309794782787370827934338015885748577831096757231 (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.