No problem, we've got 2140 and 3877 to multiply
2140 × 3877 = 3877 × (2140)
+ 3877 × 0 producing 0
+ 3877 × 40 that is equal 155080
+ 3877 × 100 that equals 387700
+ 3877 × 2000 that is equal 7754000

= 8296780
