Factor Info

ID 150073
Size 151 digits / 500 bits
Status composite
Value 2543316303066075202105405135827472473597391958249666702061355854698318433131585938023160054741321078550778582556069537532851237958777985759559089795257

Factorizations

Primary (ID: 149765) 27720173220215761859094304152337 (proven prime)
(ID: 184127) 91749654046580273360104772465866010084858130282201144656942771503360860093139218463119022990080891361243805803150437161 (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.