No problem, we've got 5640 and 5056 to multiply
5640 × 5056 = 5056 × (5640)
+ 5056 × 0 that is equal 0
+ 5056 × 40 what gives us 202240
+ 5056 × 600 that results in 3033600
+ 5056 × 5000 yielding 25280000

= 28515840
