No problem, we've got 2471 and 5168 to multiply
2471 × 5168 = 5168 × (2471)
+ 5168 × 1 what gives us 5168
+ 5168 × 70 producing 361760
+ 5168 × 400 which equals 2067200
+ 5168 × 2000 giving us 10336000

= 12770128
