Alright, let's work through 8161 times 7541 step by step
8161 × 7541 = 7541 × (8161)
+ 7541 × 1 giving us 7541
+ 7541 × 60 what gives us 452460
+ 7541 × 100 which equals 754100
+ 7541 × 8000 that is equal 60328000

= 61542101
