Alright, let's work through 82059674 times 78306465 step by step
82059674 × 78306465 = 78306465 × (82059674)
+ 78306465 × 4 producing 313225860
+ 78306465 × 70 that results in 5481452550
+ 78306465 × 600 giving us 46983879000
+ 78306465 × 9000 yielding 704758185000
+ 78306465 × 50000 resulting in 3915323250000
+ 78306465 × 000000 which equals 0
+ 78306465 × 2000000 resulting in 156612930000000
+ 78306465 × 80000000 which equals 6264517200000000

= 6425802989992410
