No problem, we've got 9876 and 9028 to multiply
9876 × 9028 = 9028 × (9876)
+ 9028 × 6 that results in 54168
+ 9028 × 70 resulting in 631960
+ 9028 × 800 what gives us 7222400
+ 9028 × 9000 yielding 81252000

= 89160528
