No problem, we've got 9790 and 8389 to multiply
9790 × 8389 = 8389 × (9790)
+ 8389 × 0 that equals 0
+ 8389 × 90 yielding 755010
+ 8389 × 700 resulting in 5872300
+ 8389 × 9000 yielding 75501000

= 82128310
