Alright, let's work through 87008320 times 59989446 step by step
87008320 × 59989446 = 59989446 × (87008320)
+ 59989446 × 0 that is equal 0
+ 59989446 × 20 that is equal 1199788920
+ 59989446 × 300 that results in 17996833800
+ 59989446 × 8000 resulting in 479915568000
+ 59989446 × 00000 producing 0
+ 59989446 × 000000 giving us 0
+ 59989446 × 7000000 that results in 419926122000000
+ 59989446 × 80000000 what gives us 4799155680000000

= 5219580914190720
