No problem, we've got 5171 and 2163 to multiply
5171 × 2163 = 2163 × (5171)
+ 2163 × 1 giving us 2163
+ 2163 × 70 resulting in 151410
+ 2163 × 100 that is equal 216300
+ 2163 × 5000 producing 10815000

= 11184873
