Alright, let's work through 8579 times 1823 step by step
8579 × 1823 = 1823 × (8579)
+ 1823 × 9 giving us 16407
+ 1823 × 70 resulting in 127610
+ 1823 × 500 which equals 911500
+ 1823 × 8000 giving us 14584000

= 15639517
