Alright, let's work through 78380682 times 36363043 step by step
78380682 × 36363043 = 36363043 × (78380682)
+ 36363043 × 2 that equals 72726086
+ 36363043 × 80 which equals 2909043440
+ 36363043 × 600 which equals 21817825800
+ 36363043 × 0000 that results in 0
+ 36363043 × 80000 resulting in 2909043440000
+ 36363043 × 300000 which equals 10908912900000
+ 36363043 × 8000000 that equals 290904344000000
+ 36363043 × 70000000 that equals 2545413010000000

= 2850160109935326
