Alright, let's work through 1560 times 8017 step by step
1560 × 8017 = 8017 × (1560)
+ 8017 × 0 what gives us 0
+ 8017 × 60 that equals 481020
+ 8017 × 500 yielding 4008500
+ 8017 × 1000 which equals 8017000

= 12506520
