Alright, let's work through 8539 times 7782 step by step
8539 × 7782 = 7782 × (8539)
+ 7782 × 9 yielding 70038
+ 7782 × 30 yielding 233460
+ 7782 × 500 producing 3891000
+ 7782 × 8000 which equals 62256000

= 66450498
