Alright, let's work through 80189198 times 38860982 step by step
80189198 × 38860982 = 38860982 × (80189198)
+ 38860982 × 8 producing 310887856
+ 38860982 × 90 that is equal 3497488380
+ 38860982 × 100 resulting in 3886098200
+ 38860982 × 9000 yielding 349748838000
+ 38860982 × 80000 yielding 3108878560000
+ 38860982 × 100000 yielding 3886098200000
+ 38860982 × 0000000 resulting in 0
+ 38860982 × 80000000 which equals 3108878560000000

= 3116230980072436
