We're going to solve 42538619 multiplied by 66396709
42538619 × 66396709 = 66396709 × (42538619)
+ 66396709 × 9 producing 597570381
+ 66396709 × 10 resulting in 663967090
+ 66396709 × 600 producing 39838025400
+ 66396709 × 8000 yielding 531173672000
+ 66396709 × 30000 that results in 1991901270000
+ 66396709 × 500000 which equals 33198354500000
+ 66396709 × 2000000 producing 132793418000000
+ 66396709 × 40000000 that equals 2655868360000000

= 2824424307004871
