Alright, let's work through 20328678 times 79227700 step by step
20328678 × 79227700 = 79227700 × (20328678)
+ 79227700 × 8 that equals 633821600
+ 79227700 × 70 producing 5545939000
+ 79227700 × 600 that equals 47536620000
+ 79227700 × 8000 which equals 633821600000
+ 79227700 × 20000 that is equal 1584554000000
+ 79227700 × 300000 yielding 23768310000000
+ 79227700 × 0000000 what gives us 0
+ 79227700 × 20000000 what gives us 1584554000000000

= 1610594401980600
