Alright, let's work through 20635306 times 5697287 step by step
20635306 × 5697287 = 5697287 × (20635306)
+ 5697287 × 6 what gives us 34183722
+ 5697287 × 00 what gives us 0
+ 5697287 × 300 resulting in 1709186100
+ 5697287 × 5000 which equals 28486435000
+ 5697287 × 30000 resulting in 170918610000
+ 5697287 × 600000 giving us 3418372200000
+ 5697287 × 0000000 what gives us 0
+ 5697287 × 20000000 producing 113945740000000

= 117565260614822
