Alright, let's work through 42240827 times 87500702 step by step
42240827 × 87500702 = 87500702 × (42240827)
+ 87500702 × 7 that results in 612504914
+ 87500702 × 20 that is equal 1750014040
+ 87500702 × 800 what gives us 70000561600
+ 87500702 × 0000 that results in 0
+ 87500702 × 40000 that equals 3500028080000
+ 87500702 × 200000 that results in 17500140400000
+ 87500702 × 2000000 giving us 175001404000000
+ 87500702 × 40000000 producing 3500028080000000

= 3696102015560554
