Alright, let's work through 6383 times 3335 step by step
6383 × 3335 = 3335 × (6383)
+ 3335 × 3 what gives us 10005
+ 3335 × 80 which equals 266800
+ 3335 × 300 that results in 1000500
+ 3335 × 6000 that equals 20010000

= 21287305
