Alright, let's work through 9921 times 5656 step by step
9921 × 5656 = 5656 × (9921)
+ 5656 × 1 which equals 5656
+ 5656 × 20 resulting in 113120
+ 5656 × 900 what gives us 5090400
+ 5656 × 9000 resulting in 50904000

= 56113176
