No problem, we've got 7860 and 3974 to multiply
7860 × 3974 = 3974 × (7860)
+ 3974 × 0 that is equal 0
+ 3974 × 60 yielding 238440
+ 3974 × 800 what gives us 3179200
+ 3974 × 7000 that equals 27818000

= 31235640
