Alright, let's work through 8123 times 615 step by step
8123 × 615 = 615 × (8123)
+ 615 × 3 producing 1845
+ 615 × 20 that equals 12300
+ 615 × 100 that results in 61500
+ 615 × 8000 giving us 4920000

= 4995645
