Alright, let's work through 1837 times 5809 step by step
1837 × 5809 = 5809 × (1837)
+ 5809 × 7 producing 40663
+ 5809 × 30 giving us 174270
+ 5809 × 800 that equals 4647200
+ 5809 × 1000 that is equal 5809000

= 10671133
