Alright, let's work through 2290 times 6448 step by step
2290 × 6448 = 6448 × (2290)
+ 6448 × 0 which equals 0
+ 6448 × 90 that results in 580320
+ 6448 × 200 what gives us 1289600
+ 6448 × 2000 what gives us 12896000

= 14765920
