No problem, we've got 2499 and 5336 to multiply
2499 × 5336 = 5336 × (2499)
+ 5336 × 9 which equals 48024
+ 5336 × 90 what gives us 480240
+ 5336 × 400 what gives us 2134400
+ 5336 × 2000 yielding 10672000

= 13334664
