Alright, let's work through 2650 times 5309 step by step
2650 × 5309 = 5309 × (2650)
+ 5309 × 0 giving us 0
+ 5309 × 50 what gives us 265450
+ 5309 × 600 that results in 3185400
+ 5309 × 2000 producing 10618000

= 14068850
