Let's calculate 5455 x 3445
5455 × 3445 = 3445 × (5455)
+ 3445 × 5 resulting in 17225
+ 3445 × 50 what gives us 172250
+ 3445 × 400 that results in 1378000
+ 3445 × 5000 producing 17225000

= 18792475
