Let's calculate 64742328 x 84871632
64742328 × 84871632 = 84871632 × (64742328)
+ 84871632 × 8 yielding 678973056
+ 84871632 × 20 that equals 1697432640
+ 84871632 × 300 resulting in 25461489600
+ 84871632 × 2000 what gives us 169743264000
+ 84871632 × 40000 yielding 3394865280000
+ 84871632 × 700000 producing 59410142400000
+ 84871632 × 4000000 what gives us 339486528000000
+ 84871632 × 60000000 giving us 5092297920000000

= 5494787036839296
