No problem, we've got 6991 and 4103 to multiply
6991 × 4103 = 4103 × (6991)
+ 4103 × 1 yielding 4103
+ 4103 × 90 producing 369270
+ 4103 × 900 that is equal 3692700
+ 4103 × 6000 that is equal 24618000

= 28684073
