Alright, let's work through 1165 times 3151 step by step
1165 × 3151 = 3151 × (1165)
+ 3151 × 5 that equals 15755
+ 3151 × 60 what gives us 189060
+ 3151 × 100 that equals 315100
+ 3151 × 1000 giving us 3151000

= 3670915
