Alright, let's work through 43116080 times 83881138 step by step
43116080 × 83881138 = 83881138 × (43116080)
+ 83881138 × 0 that equals 0
+ 83881138 × 80 producing 6710491040
+ 83881138 × 000 that equals 0
+ 83881138 × 6000 which equals 503286828000
+ 83881138 × 10000 that equals 838811380000
+ 83881138 × 100000 that equals 8388113800000
+ 83881138 × 3000000 yielding 251643414000000
+ 83881138 × 40000000 what gives us 3355245520000000

= 3616625856499040
