Alright, let's work through 3535 times 5909 step by step
3535 × 5909 = 5909 × (3535)
+ 5909 × 5 producing 29545
+ 5909 × 30 yielding 177270
+ 5909 × 500 producing 2954500
+ 5909 × 3000 resulting in 17727000

= 20888315
