Let's calculate 8513 x 9623
8513 × 9623 = 9623 × (8513)
+ 9623 × 3 that is equal 28869
+ 9623 × 10 what gives us 96230
+ 9623 × 500 that equals 4811500
+ 9623 × 8000 which equals 76984000

= 81920599
