Alright, let's work through 6437 times 6584 step by step
6437 × 6584 = 6584 × (6437)
+ 6584 × 7 that equals 46088
+ 6584 × 30 which equals 197520
+ 6584 × 400 that results in 2633600
+ 6584 × 6000 resulting in 39504000

= 42381208
