Alright, let's work through 3960 times 2669 step by step
3960 × 2669 = 2669 × (3960)
+ 2669 × 0 resulting in 0
+ 2669 × 60 yielding 160140
+ 2669 × 900 that results in 2402100
+ 2669 × 3000 resulting in 8007000

= 10569240
