No problem, we've got 6171 and 6661 to multiply
6171 × 6661 = 6661 × (6171)
+ 6661 × 1 giving us 6661
+ 6661 × 70 that is equal 466270
+ 6661 × 100 what gives us 666100
+ 6661 × 6000 producing 39966000

= 41105031
