Alright, let's work through 51162877 times 74531152 step by step
51162877 × 74531152 = 74531152 × (51162877)
+ 74531152 × 7 what gives us 521718064
+ 74531152 × 70 which equals 5217180640
+ 74531152 × 800 yielding 59624921600
+ 74531152 × 2000 producing 149062304000
+ 74531152 × 60000 yielding 4471869120000
+ 74531152 × 100000 yielding 7453115200000
+ 74531152 × 1000000 which equals 74531152000000
+ 74531152 × 50000000 what gives us 3726557600000000

= 3813228162444304
