Alright, let's work through 5881 times 1391 step by step
5881 × 1391 = 1391 × (5881)
+ 1391 × 1 producing 1391
+ 1391 × 80 which equals 111280
+ 1391 × 800 that is equal 1112800
+ 1391 × 5000 yielding 6955000

= 8180471
