Alright, let's work through 4402412 times 77445839 step by step
4402412 × 77445839 = 77445839 × (4402412)
+ 77445839 × 2 producing 154891678
+ 77445839 × 10 giving us 774458390
+ 77445839 × 400 that results in 30978335600
+ 77445839 × 2000 that is equal 154891678000
+ 77445839 × 00000 producing 0
+ 77445839 × 400000 what gives us 30978335600000
+ 77445839 × 4000000 yielding 309783356000000

= 340948490963668
