Factor Info

ID 7311
Size 265 digits / 879 bits
Status composite
Value 3121873210867219127271181408645228840349695754350646794769966509032752220296787982697451951519807068183923500907358560090022284760661768451412793347851068245321166515726539671097330586616126193583885775966291774944326695603384687867947955175954295141957318864568161

Factorizations

Primary (ID: 6883) 154907695140797990849 (proven prime)
(ID: 7312) 20153118978561397261439372458833852097034330138221911570821274556780224441637514591251306382976660111134443135308855460770332841157159859563353704735067345687913737326999421642863359999746676794733538151886117851289909789744998958543641603907489 (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.