Alright, let's work through 8310 times 1551 step by step
8310 × 1551 = 1551 × (8310)
+ 1551 × 0 that is equal 0
+ 1551 × 10 that is equal 15510
+ 1551 × 300 that equals 465300
+ 1551 × 8000 yielding 12408000

= 12888810
