Alright, let's work through 71072888 times 80870159 step by step
71072888 × 80870159 = 80870159 × (71072888)
+ 80870159 × 8 which equals 646961272
+ 80870159 × 80 that results in 6469612720
+ 80870159 × 800 what gives us 64696127200
+ 80870159 × 2000 that is equal 161740318000
+ 80870159 × 70000 what gives us 5660911130000
+ 80870159 × 000000 that results in 0
+ 80870159 × 1000000 producing 80870159000000
+ 80870159 × 70000000 resulting in 5660911130000000

= 5747675753149192
