Alright, let's work through 6547 times 18 step by step
6547 × 18 = 18 × (6547)
+ 18 × 7 what gives us 126
+ 18 × 40 that results in 720
+ 18 × 500 which equals 9000
+ 18 × 6000 giving us 108000

= 117846
