No problem, we've got 5646 and 2163 to multiply
5646 × 2163 = 2163 × (5646)
+ 2163 × 6 yielding 12978
+ 2163 × 40 that equals 86520
+ 2163 × 600 resulting in 1297800
+ 2163 × 5000 producing 10815000

= 12212298
