Alright, let's work through 77228440 times 33412703 step by step
77228440 × 33412703 = 33412703 × (77228440)
+ 33412703 × 0 that results in 0
+ 33412703 × 40 what gives us 1336508120
+ 33412703 × 400 which equals 13365081200
+ 33412703 × 8000 producing 267301624000
+ 33412703 × 20000 what gives us 668254060000
+ 33412703 × 200000 that results in 6682540600000
+ 33412703 × 7000000 which equals 233888921000000
+ 33412703 × 70000000 giving us 2338889210000000

= 2580410928873320
