Alright, let's work through 8513 times 7723 step by step
8513 × 7723 = 7723 × (8513)
+ 7723 × 3 which equals 23169
+ 7723 × 10 yielding 77230
+ 7723 × 500 yielding 3861500
+ 7723 × 8000 giving us 61784000

= 65745899
