Alright, let's work through 9897 times 3545 step by step
9897 × 3545 = 3545 × (9897)
+ 3545 × 7 resulting in 24815
+ 3545 × 90 yielding 319050
+ 3545 × 800 that equals 2836000
+ 3545 × 9000 which equals 31905000

= 35084865
