Alright, let's work through 72470347 times 18406626 step by step
72470347 × 18406626 = 18406626 × (72470347)
+ 18406626 × 7 that equals 128846382
+ 18406626 × 40 that equals 736265040
+ 18406626 × 300 that equals 5521987800
+ 18406626 × 0000 producing 0
+ 18406626 × 70000 yielding 1288463820000
+ 18406626 × 400000 which equals 7362650400000
+ 18406626 × 2000000 yielding 36813252000000
+ 18406626 × 70000000 giving us 1288463820000000

= 1333934573319222
