No problem, we've got 9815 and 5616 to multiply
9815 × 5616 = 5616 × (9815)
+ 5616 × 5 yielding 28080
+ 5616 × 10 what gives us 56160
+ 5616 × 800 what gives us 4492800
+ 5616 × 9000 that is equal 50544000

= 55121040
