No problem, we've got 8157 and 692 to multiply
8157 × 692 = 692 × (8157)
+ 692 × 7 giving us 4844
+ 692 × 50 that is equal 34600
+ 692 × 100 that equals 69200
+ 692 × 8000 what gives us 5536000

= 5644644
