Alright, let's work through 6402 times 3445 step by step
6402 × 3445 = 3445 × (6402)
+ 3445 × 2 which equals 6890
+ 3445 × 00 that results in 0
+ 3445 × 400 yielding 1378000
+ 3445 × 6000 what gives us 20670000

= 22054890
