Alright, let's work through 1585 times 9615 step by step
1585 × 9615 = 9615 × (1585)
+ 9615 × 5 which equals 48075
+ 9615 × 80 that equals 769200
+ 9615 × 500 resulting in 4807500
+ 9615 × 1000 that is equal 9615000

= 15239775
