Alright, let's work through 6406 times 6745 step by step
6406 × 6745 = 6745 × (6406)
+ 6745 × 6 which equals 40470
+ 6745 × 00 what gives us 0
+ 6745 × 400 that is equal 2698000
+ 6745 × 6000 that is equal 40470000

= 43208470
