Let's calculate 6425 x 6109
6425 × 6109 = 6109 × (6425)
+ 6109 × 5 that results in 30545
+ 6109 × 20 that equals 122180
+ 6109 × 400 which equals 2443600
+ 6109 × 6000 resulting in 36654000

= 39250325
