No problem, we've got 6347 and 6634 to multiply
6347 × 6634 = 6634 × (6347)
+ 6634 × 7 producing 46438
+ 6634 × 40 giving us 265360
+ 6634 × 300 that is equal 1990200
+ 6634 × 6000 producing 39804000

= 42105998
