Alright, let's work through 42427454 times 54085619 step by step
42427454 × 54085619 = 54085619 × (42427454)
+ 54085619 × 4 which equals 216342476
+ 54085619 × 50 which equals 2704280950
+ 54085619 × 400 what gives us 21634247600
+ 54085619 × 7000 that is equal 378599333000
+ 54085619 × 20000 what gives us 1081712380000
+ 54085619 × 400000 producing 21634247600000
+ 54085619 × 2000000 that equals 108171238000000
+ 54085619 × 40000000 that is equal 2163424760000000

= 2294715112184026
