Alright, let's work through 53497923 times 45802008 step by step
53497923 × 45802008 = 45802008 × (53497923)
+ 45802008 × 3 producing 137406024
+ 45802008 × 20 yielding 916040160
+ 45802008 × 900 what gives us 41221807200
+ 45802008 × 7000 resulting in 320614056000
+ 45802008 × 90000 that results in 4122180720000
+ 45802008 × 400000 that results in 18320803200000
+ 45802008 × 3000000 what gives us 137406024000000
+ 45802008 × 50000000 producing 2290100400000000

= 2450312297229384
