Factor Info

ID 82165
Size 263 digits / 872 bits
Status composite
Value 28570213789651341760137429531381079686417473526548333766978704250700538586862890764499491755887147845579539483116129761370333293680357497560762021999260037348344852337472741682387511410195266396814409828299539980887980630441480017960207661786899468021156679561997

Factorizations

Primary (ID: 81397) 167332299562460706052397490827058511956907123 (proven prime)
(ID: 82166) 170739384233387883789694996803914801265735986467147492115889595174249767030843419782047271948571222307561027947612632467355685980570331250450291895487572943980024506899905131614788458597823539744625542537700316061645439 (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.