Alright, let's work through 1509 times 9538 step by step
1509 × 9538 = 9538 × (1509)
+ 9538 × 9 what gives us 85842
+ 9538 × 00 that results in 0
+ 9538 × 500 that is equal 4769000
+ 9538 × 1000 that is equal 9538000

= 14392842
