We're going to solve 3959 multiplied by 2169
3959 × 2169 = 2169 × (3959)
+ 2169 × 9 that is equal 19521
+ 2169 × 50 resulting in 108450
+ 2169 × 900 resulting in 1952100
+ 2169 × 3000 that is equal 6507000

= 8587071
