No problem, we've got 9892 and 8481 to multiply
9892 × 8481 = 8481 × (9892)
+ 8481 × 2 what gives us 16962
+ 8481 × 90 producing 763290
+ 8481 × 800 what gives us 6784800
+ 8481 × 9000 that is equal 76329000

= 83894052
