Alright, let's work through 4513 times 4073 step by step
4513 × 4073 = 4073 × (4513)
+ 4073 × 3 yielding 12219
+ 4073 × 10 producing 40730
+ 4073 × 500 that equals 2036500
+ 4073 × 4000 that is equal 16292000

= 18381449
