Factor Info

ID 193791
Size 250 digits / 829 bits
Status composite
Value 2557207837017606433650018271413099994709337363315464725357907580193745439553221349054784632314585954020136110679946680683408192647629583154197339259916813370538702478569410005329096324300260598514318763853494839698635351253335695111362324648111712227

Factorizations

Primary (ID: 193550) 21210336985473087410517578984036896236119526685671542407110016993622228871564767 (proven prime)
(ID: 193792) 120564224829102545101527482719924703536398028104856545561515323452800461769765731139419237761421177089130241804315744469294972870077263607147585047262360836890883122208381 (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.