Alright, let's work through 6539 times 3376 step by step
6539 × 3376 = 3376 × (6539)
+ 3376 × 9 yielding 30384
+ 3376 × 30 that results in 101280
+ 3376 × 500 what gives us 1688000
+ 3376 × 6000 yielding 20256000

= 22075664
