Alright, let's work through 2897 times 7387 step by step
2897 × 7387 = 7387 × (2897)
+ 7387 × 7 producing 51709
+ 7387 × 90 what gives us 664830
+ 7387 × 800 that equals 5909600
+ 7387 × 2000 which equals 14774000

= 21400139
