Alright, let's work through 5149 times 5436 step by step
5149 × 5436 = 5436 × (5149)
+ 5436 × 9 that is equal 48924
+ 5436 × 40 which equals 217440
+ 5436 × 100 yielding 543600
+ 5436 × 5000 giving us 27180000

= 27989964
