No problem, we've got 6447 and 5661 to multiply
6447 × 5661 = 5661 × (6447)
+ 5661 × 7 that is equal 39627
+ 5661 × 40 producing 226440
+ 5661 × 400 that equals 2264400
+ 5661 × 6000 which equals 33966000

= 36496467
