Factor Info

ID 143828
Size 507 digits / 1684 bits
Status composite
Value 629679766072439431859843742330755439672620509905821542391605833488155969041870333968153471605189341378670122501187014847522926247741034935574207677616514323999822453514213408139482090490359819811983380130287331231524902522635985115383708876852035080876184142801085045825833990045081882942556089804964294893976026349202014697634281529195782496355749007341050388364321876970346872522842863233504923653730342162860407926828200768540867097176592138304970404516289883670512365508775120357012924767787921657601961

Factorizations

Primary (ID: 143829) 678311282594027016507257 (proven prime)
(ID: 143830) 928305016045717448010078755532022424880869395761940814311300100280787403660589970067952310525677540890492245015418026631591330608861085620955174142335668020982360040894429249799618259843109153848134965377678592893307908811341828278335381968146637573004806845980483848242960920065600013392072051914353430797091293913528322603901421684771910775480474389650197615581005043795891114470725368154459171741092749811790777640381453244391115451239751400011983479490211983812714817415201674673 (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.