Alright, let's work through 1977 times 7547 step by step
1977 × 7547 = 7547 × (1977)
+ 7547 × 7 what gives us 52829
+ 7547 × 70 what gives us 528290
+ 7547 × 900 what gives us 6792300
+ 7547 × 1000 producing 7547000

= 14920419
