Alright, let's work through 3340 times 8139 step by step
3340 × 8139 = 8139 × (3340)
+ 8139 × 0 which equals 0
+ 8139 × 40 which equals 325560
+ 8139 × 300 yielding 2441700
+ 8139 × 3000 that is equal 24417000

= 27184260
