Alright, let's work through 82578008 times 42080768 step by step
82578008 × 42080768 = 42080768 × (82578008)
+ 42080768 × 8 that results in 336646144
+ 42080768 × 00 which equals 0
+ 42080768 × 000 that results in 0
+ 42080768 × 8000 resulting in 336646144000
+ 42080768 × 70000 that equals 2945653760000
+ 42080768 × 500000 yielding 21040384000000
+ 42080768 × 2000000 that results in 84161536000000
+ 42080768 × 80000000 producing 3366461440000000

= 3474945996550144
