Alright, let's work through 8138 times 6593 step by step
8138 × 6593 = 6593 × (8138)
+ 6593 × 8 what gives us 52744
+ 6593 × 30 which equals 197790
+ 6593 × 100 giving us 659300
+ 6593 × 8000 giving us 52744000

= 53653834
