No problem, we've got 3978 and 5675 to multiply
3978 × 5675 = 5675 × (3978)
+ 5675 × 8 giving us 45400
+ 5675 × 70 what gives us 397250
+ 5675 × 900 that results in 5107500
+ 5675 × 3000 that is equal 17025000

= 22575150
