Alright, let's work through 42718167 times 63301523 step by step
42718167 × 63301523 = 63301523 × (42718167)
+ 63301523 × 7 what gives us 443110661
+ 63301523 × 60 what gives us 3798091380
+ 63301523 × 100 that is equal 6330152300
+ 63301523 × 8000 that is equal 506412184000
+ 63301523 × 10000 which equals 633015230000
+ 63301523 × 700000 what gives us 44311066100000
+ 63301523 × 2000000 producing 126603046000000
+ 63301523 × 40000000 that is equal 2532060920000000

= 2704125030868341
