Factor Info

ID 152463
Size 130 digits / 432 bits
Status composite
Value 8353168511931881553112257850100694984081487532715673263847339648983108001325359798240595439631367323569644012088866799454963983691

Factorizations

Primary (ID: 152221) 23187568502726787474711384313711 (proven prime)
(ID: 186556) 360243399860989062416090243773273117202365232868501811051177943128116919732016032113825761549982181 (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.