No problem, we've got 8521 and 4972 to multiply
8521 × 4972 = 4972 × (8521)
+ 4972 × 1 what gives us 4972
+ 4972 × 20 resulting in 99440
+ 4972 × 500 that results in 2486000
+ 4972 × 8000 producing 39776000

= 42366412
