Alright, let's work through 8539 times 4797 step by step
8539 × 4797 = 4797 × (8539)
+ 4797 × 9 that results in 43173
+ 4797 × 30 that results in 143910
+ 4797 × 500 what gives us 2398500
+ 4797 × 8000 resulting in 38376000

= 40961583
