We're going to solve 4009 multiplied by 6471
4009 × 6471 = 6471 × (4009)
+ 6471 × 9 yielding 58239
+ 6471 × 00 that is equal 0
+ 6471 × 000 what gives us 0
+ 6471 × 4000 that equals 25884000

= 25942239
