Factor Info

ID 12904
Size 264 digits / 875 bits
Status composite
Value 156359031489937960083671834551618635273875099888965917013604948303179023868194339225884326282608945311942647795097437686068949471993532306411925847185879144934539550949708161335227270873131622216876629087517484948357532298953823251257843518468528895952240389217751

Factorizations

Primary (ID: 11670) 3689786190483514868858729011531953642827230621 (proven prime)
(ID: 12905) 42376176672027830582064693144003384686879191534258576444752123671624608047661922260351751400238708539199550679105091142990584074328000690617681257743844336396449286492985358302327819833703194602179543908067689570998531 (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.