Alright, let's work through 80978233 times 88444479 step by step
80978233 × 88444479 = 88444479 × (80978233)
+ 88444479 × 3 giving us 265333437
+ 88444479 × 30 giving us 2653334370
+ 88444479 × 200 what gives us 17688895800
+ 88444479 × 8000 producing 707555832000
+ 88444479 × 70000 which equals 6191113530000
+ 88444479 × 900000 resulting in 79600031100000
+ 88444479 × 0000000 resulting in 0
+ 88444479 × 80000000 that results in 7075558320000000

= 7162077628025607
