Alright, let's work through 71932736 times 56642876 step by step
71932736 × 56642876 = 56642876 × (71932736)
+ 56642876 × 6 what gives us 339857256
+ 56642876 × 30 that results in 1699286280
+ 56642876 × 700 giving us 39650013200
+ 56642876 × 2000 giving us 113285752000
+ 56642876 × 30000 producing 1699286280000
+ 56642876 × 900000 that results in 50978588400000
+ 56642876 × 1000000 giving us 56642876000000
+ 56642876 × 70000000 which equals 3965001320000000

= 4074477045588736
