Alright, let's work through 42402391 times 96193123 step by step
42402391 × 96193123 = 96193123 × (42402391)
+ 96193123 × 1 which equals 96193123
+ 96193123 × 90 yielding 8657381070
+ 96193123 × 300 that results in 28857936900
+ 96193123 × 2000 what gives us 192386246000
+ 96193123 × 00000 yielding 0
+ 96193123 × 400000 producing 38477249200000
+ 96193123 × 2000000 that results in 192386246000000
+ 96193123 × 40000000 yielding 3847724920000000

= 4078818412957093
