Alright, let's work through 6109 times 5181 step by step
6109 × 5181 = 5181 × (6109)
+ 5181 × 9 which equals 46629
+ 5181 × 00 giving us 0
+ 5181 × 100 that is equal 518100
+ 5181 × 6000 yielding 31086000

= 31650729
