No problem, we've got 27677970 and 20076497 to multiply
27677970 × 20076497 = 20076497 × (27677970)
+ 20076497 × 0 that equals 0
+ 20076497 × 70 producing 1405354790
+ 20076497 × 900 resulting in 18068847300
+ 20076497 × 7000 that equals 140535479000
+ 20076497 × 70000 producing 1405354790000
+ 20076497 × 600000 giving us 12045898200000
+ 20076497 × 7000000 producing 140535479000000
+ 20076497 × 20000000 what gives us 401529940000000

= 555676681671090
