No problem, we've got 47400990 and 21393129 to multiply
47400990 × 21393129 = 21393129 × (47400990)
+ 21393129 × 0 which equals 0
+ 21393129 × 90 yielding 1925381610
+ 21393129 × 900 that results in 19253816100
+ 21393129 × 0000 giving us 0
+ 21393129 × 00000 yielding 0
+ 21393129 × 400000 giving us 8557251600000
+ 21393129 × 7000000 producing 149751903000000
+ 21393129 × 40000000 that is equal 855725160000000

= 1014055493797710
