We're going to solve 20680841 multiplied by 42307840
20680841 × 42307840 = 42307840 × (20680841)
+ 42307840 × 1 that equals 42307840
+ 42307840 × 40 yielding 1692313600
+ 42307840 × 800 producing 33846272000
+ 42307840 × 0000 that results in 0
+ 42307840 × 80000 that results in 3384627200000
+ 42307840 × 600000 that results in 25384704000000
+ 42307840 × 0000000 which equals 0
+ 42307840 × 20000000 what gives us 846156800000000

= 874961712093440
