Alright, let's work through 75834125 times 28360425 step by step
75834125 × 28360425 = 28360425 × (75834125)
+ 28360425 × 5 what gives us 141802125
+ 28360425 × 20 what gives us 567208500
+ 28360425 × 100 giving us 2836042500
+ 28360425 × 4000 what gives us 113441700000
+ 28360425 × 30000 giving us 850812750000
+ 28360425 × 800000 yielding 22688340000000
+ 28360425 × 5000000 producing 141802125000000
+ 28360425 × 70000000 yielding 1985229750000000

= 2150688014503125
