No problem, we've got 8427 and 9609 to multiply
8427 × 9609 = 9609 × (8427)
+ 9609 × 7 that equals 67263
+ 9609 × 20 yielding 192180
+ 9609 × 400 what gives us 3843600
+ 9609 × 8000 giving us 76872000

= 80975043
