Alright, let's work through 53049043 times 76857735 step by step
53049043 × 76857735 = 76857735 × (53049043)
+ 76857735 × 3 yielding 230573205
+ 76857735 × 40 yielding 3074309400
+ 76857735 × 000 that is equal 0
+ 76857735 × 9000 that is equal 691719615000
+ 76857735 × 40000 resulting in 3074309400000
+ 76857735 × 000000 what gives us 0
+ 76857735 × 3000000 producing 230573205000000
+ 76857735 × 50000000 yielding 3842886750000000

= 4077229288897605
