Alright, let's work through 4405 times 4589 step by step
4405 × 4589 = 4589 × (4405)
+ 4589 × 5 resulting in 22945
+ 4589 × 00 yielding 0
+ 4589 × 400 producing 1835600
+ 4589 × 4000 that results in 18356000

= 20214545
