No problem, we've got 8181 and 7538 to multiply
8181 × 7538 = 7538 × (8181)
+ 7538 × 1 producing 7538
+ 7538 × 80 that equals 603040
+ 7538 × 100 producing 753800
+ 7538 × 8000 what gives us 60304000

= 61668378
