Alright, let's work through 6442 times 3362 step by step
6442 × 3362 = 3362 × (6442)
+ 3362 × 2 which equals 6724
+ 3362 × 40 that results in 134480
+ 3362 × 400 that equals 1344800
+ 3362 × 6000 yielding 20172000

= 21658004
