Alright, let's work through 1421 times 8819 step by step
1421 × 8819 = 8819 × (1421)
+ 8819 × 1 yielding 8819
+ 8819 × 20 that is equal 176380
+ 8819 × 400 yielding 3527600
+ 8819 × 1000 producing 8819000

= 12531799
