Alright, let's work through 75142986 times 28572675 step by step
75142986 × 28572675 = 28572675 × (75142986)
+ 28572675 × 6 which equals 171436050
+ 28572675 × 80 that results in 2285814000
+ 28572675 × 900 yielding 25715407500
+ 28572675 × 2000 resulting in 57145350000
+ 28572675 × 40000 which equals 1142907000000
+ 28572675 × 100000 yielding 2857267500000
+ 28572675 × 5000000 that results in 142863375000000
+ 28572675 × 70000000 what gives us 2000087250000000

= 2147036117507550
