Let's calculate 42697880 x 15633042
42697880 × 15633042 = 15633042 × (42697880)
+ 15633042 × 0 producing 0
+ 15633042 × 80 that results in 1250643360
+ 15633042 × 800 that results in 12506433600
+ 15633042 × 7000 producing 109431294000
+ 15633042 × 90000 what gives us 1406973780000
+ 15633042 × 600000 resulting in 9379825200000
+ 15633042 × 2000000 what gives us 31266084000000
+ 15633042 × 40000000 yielding 625321680000000

= 667497751350960
