No problem, we've got 9189 and 7170 to multiply
9189 × 7170 = 7170 × (9189)
+ 7170 × 9 what gives us 64530
+ 7170 × 80 yielding 573600
+ 7170 × 100 that equals 717000
+ 7170 × 9000 that results in 64530000

= 65885130
