Alright, let's work through 5261 times 2589 step by step
5261 × 2589 = 2589 × (5261)
+ 2589 × 1 which equals 2589
+ 2589 × 60 giving us 155340
+ 2589 × 200 producing 517800
+ 2589 × 5000 that results in 12945000

= 13620729
