Alright, let's work through 80710392 times 60699593 step by step
80710392 × 60699593 = 60699593 × (80710392)
+ 60699593 × 2 which equals 121399186
+ 60699593 × 90 what gives us 5462963370
+ 60699593 × 300 that results in 18209877900
+ 60699593 × 0000 what gives us 0
+ 60699593 × 10000 producing 606995930000
+ 60699593 × 700000 which equals 42489715100000
+ 60699593 × 0000000 what gives us 0
+ 60699593 × 80000000 giving us 4855967440000000

= 4899087945270456
