Let's calculate 5397 x 8139
5397 × 8139 = 8139 × (5397)
+ 8139 × 7 that is equal 56973
+ 8139 × 90 that equals 732510
+ 8139 × 300 giving us 2441700
+ 8139 × 5000 that results in 40695000

= 43926183
