Factor Info

ID 37476
Size 327 digits / 1086 bits
Status composite
Value 663857390144672343302456238549099221193305854227915558697529331796876341904052414305412213228359652401629375730745339075943593913656865277876160901643940468062967137874938382926125544802603503792977355594353426668219479030712394291012561480240669342040350736087311486153814389298011497270511873509943878809945406806262087675101

Factorizations

Primary (ID: 12527) 4259052718214113668671789510929203607524506805610811290940173061 (proven prime)
(ID: 37477) 155869728333167465605004652084830435677313678567278479249633532157635420499367293774434972856945550095836937782420332336293906849548492235398498596931693977165740959562571656567459634944771738279564497935546022729745590999963675514790734368609737634464269439963641 (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.