Alright, let's work through 6564 times 9983 step by step
6564 × 9983 = 9983 × (6564)
+ 9983 × 4 that is equal 39932
+ 9983 × 60 that results in 598980
+ 9983 × 500 that is equal 4991500
+ 9983 × 6000 what gives us 59898000

= 65528412
