Alright, let's work through 3582 times 7891 step by step
3582 × 7891 = 7891 × (3582)
+ 7891 × 2 resulting in 15782
+ 7891 × 80 producing 631280
+ 7891 × 500 yielding 3945500
+ 7891 × 3000 that equals 23673000

= 28265562
