Alright, let's work through 8401 times 8594 step by step
8401 × 8594 = 8594 × (8401)
+ 8594 × 1 giving us 8594
+ 8594 × 00 yielding 0
+ 8594 × 400 that results in 3437600
+ 8594 × 8000 that equals 68752000

= 72198194
