Factor Info

ID 1788
Size 78 digits / 257 bits
Status composite
Value 143933219168188822882289587184918487107781086117710992677886901888286079720961

Factorizations

Primary (ID: 321) 2608509549583653221689 (proven prime)
(ID: 1789) 55178337066529867890457879347065097397315177033672963849 (proven prime)

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.