Factor Info

ID 152628
Size 320 digits / 1063 bits
Status composite
Value 78101408560381046950347475659030316399887032303520095619992516680960368462199084441323800674151713768630248562021454530603072144715521850982636403508258189682279731529903266755558351201187293777274273989503729029259457348462754236808665828980839083604399307212800404795961301227045505702609347071164979360514697073167581

Factorizations

Primary (ID: 153800) 1848069670982799106294017361561 (proven prime)
(ID: 186707) 42261073695802226704519988099931317047810298403631423509914192181309656409328013863466358426508506565578403120337502724826362385547037716517410912495994505649112609908316765196754348105711450230984096361385145568333132883187703884395964605702175831880194173535700003178100681812542008366821 (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.