Alright, let's work through 3986 times 8072 step by step
3986 × 8072 = 8072 × (3986)
+ 8072 × 6 resulting in 48432
+ 8072 × 80 what gives us 645760
+ 8072 × 900 that is equal 7264800
+ 8072 × 3000 that results in 24216000

= 32174992
