Alright, let's work through 4199899 times 97017313 step by step
4199899 × 97017313 = 97017313 × (4199899)
+ 97017313 × 9 producing 873155817
+ 97017313 × 90 that equals 8731558170
+ 97017313 × 800 giving us 77613850400
+ 97017313 × 9000 what gives us 873155817000
+ 97017313 × 90000 that is equal 8731558170000
+ 97017313 × 100000 what gives us 9701731300000
+ 97017313 × 4000000 giving us 388069252000000

= 407462915851387
