Alright, let's work through 8113397 times 62232720 step by step
8113397 × 62232720 = 62232720 × (8113397)
+ 62232720 × 7 producing 435629040
+ 62232720 × 90 producing 5600944800
+ 62232720 × 300 resulting in 18669816000
+ 62232720 × 3000 giving us 186698160000
+ 62232720 × 10000 giving us 622327200000
+ 62232720 × 100000 that equals 6223272000000
+ 62232720 × 8000000 yielding 497861760000000

= 504918763749840
