No problem, we've got 7890 and 3209 to multiply
7890 × 3209 = 3209 × (7890)
+ 3209 × 0 that is equal 0
+ 3209 × 90 which equals 288810
+ 3209 × 800 resulting in 2567200
+ 3209 × 7000 yielding 22463000

= 25319010
