Factor Info

ID 21686
Size 547 digits / 1815 bits
Status composite
Value 1427798430547193204159350746294445883060164771109391699292387466440142704323136445686046345940404104537867352881848964667320440183002678680191603233194190556192066645643968518788295690085148976121320649815327246737235591958800274282255154162903019515146390364886519719597906588348209554965342786592216586546969306537965414023979476909505268321207215092837706026290697542087651291052674017131456854557531736313455498852668808418218559677426125168095141101950782188392284276170874574367117876965507143674685201382241886852860222760196319826048160627

Factorizations

Primary (ID: 16976) 122349686639069522722803671 (proven prime)
(ID: 21687) 11669816815789530848736193567657776374214548803889690691691562480289806281987556250077539543140074849821859968914527173499771948569824904689791649161247885099722769640448227231944970163759676788800008666727965364597662418439124611410575819408095789532664601411639631958577265529225833602771525007030176677157419174265087313299610775186337055645075712209115404737612109081319678352464458512774170855735330318150353940536521141149915270650895274226195810300087261149708432314365337370063806571859949702364447423051459728837 (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.