Alright, let's work through 3257 times 3989 step by step
3257 × 3989 = 3989 × (3257)
+ 3989 × 7 giving us 27923
+ 3989 × 50 what gives us 199450
+ 3989 × 200 which equals 797800
+ 3989 × 3000 what gives us 11967000

= 12992173
