No problem, we've got 2163 and 2171 to multiply
2163 × 2171 = 2171 × (2163)
+ 2171 × 3 resulting in 6513
+ 2171 × 60 that is equal 130260
+ 2171 × 100 yielding 217100
+ 2171 × 2000 producing 4342000

= 4695873
