Alright, let's work through 71448790 times 71351800 step by step
71448790 × 71351800 = 71351800 × (71448790)
+ 71351800 × 0 producing 0
+ 71351800 × 90 producing 6421662000
+ 71351800 × 700 what gives us 49946260000
+ 71351800 × 8000 that results in 570814400000
+ 71351800 × 40000 what gives us 2854072000000
+ 71351800 × 400000 that is equal 28540720000000
+ 71351800 × 1000000 producing 71351800000000
+ 71351800 × 70000000 that is equal 4994626000000000

= 5097999774322000
