Alright, let's work through 8140 times 6629 step by step
8140 × 6629 = 6629 × (8140)
+ 6629 × 0 producing 0
+ 6629 × 40 which equals 265160
+ 6629 × 100 that is equal 662900
+ 6629 × 8000 that equals 53032000

= 53960060
