No problem, we've got 7880 and 8138 to multiply
7880 × 8138 = 8138 × (7880)
+ 8138 × 0 producing 0
+ 8138 × 80 producing 651040
+ 8138 × 800 that equals 6510400
+ 8138 × 7000 producing 56966000

= 64127440
