We're going to solve 64512340 multiplied by 69953759
64512340 × 69953759 = 69953759 × (64512340)
+ 69953759 × 0 that equals 0
+ 69953759 × 40 what gives us 2798150360
+ 69953759 × 300 that results in 20986127700
+ 69953759 × 2000 yielding 139907518000
+ 69953759 × 10000 that results in 699537590000
+ 69953759 × 500000 yielding 34976879500000
+ 69953759 × 4000000 giving us 279815036000000
+ 69953759 × 60000000 giving us 4197225540000000

= 4512880684886060
