Alright, let's work through 5616 times 5637 step by step
5616 × 5637 = 5637 × (5616)
+ 5637 × 6 which equals 33822
+ 5637 × 10 what gives us 56370
+ 5637 × 600 yielding 3382200
+ 5637 × 5000 giving us 28185000

= 31657392
