No problem, we've got 8791 and 8381 to multiply
8791 × 8381 = 8381 × (8791)
+ 8381 × 1 giving us 8381
+ 8381 × 90 giving us 754290
+ 8381 × 700 that is equal 5866700
+ 8381 × 8000 which equals 67048000

= 73677371
