Alright, let's work through 18210139 times 1957392 step by step
18210139 × 1957392 = 1957392 × (18210139)
+ 1957392 × 9 resulting in 17616528
+ 1957392 × 30 that is equal 58721760
+ 1957392 × 100 that results in 195739200
+ 1957392 × 0000 resulting in 0
+ 1957392 × 10000 yielding 19573920000
+ 1957392 × 200000 resulting in 391478400000
+ 1957392 × 8000000 what gives us 15659136000000
+ 1957392 × 10000000 which equals 19573920000000

= 35644380397488
