Alright, let's work through 75004064 times 89175271 step by step
75004064 × 89175271 = 89175271 × (75004064)
+ 89175271 × 4 which equals 356701084
+ 89175271 × 60 that results in 5350516260
+ 89175271 × 000 what gives us 0
+ 89175271 × 4000 that equals 356701084000
+ 89175271 × 00000 that is equal 0
+ 89175271 × 000000 which equals 0
+ 89175271 × 5000000 resulting in 445876355000000
+ 89175271 × 70000000 producing 6242268970000000

= 6688507733301344
