Let's calculate 42040683 x 42341808
42040683 × 42341808 = 42341808 × (42040683)
+ 42341808 × 3 that equals 127025424
+ 42341808 × 80 giving us 3387344640
+ 42341808 × 600 yielding 25405084800
+ 42341808 × 0000 yielding 0
+ 42341808 × 40000 which equals 1693672320000
+ 42341808 × 000000 which equals 0
+ 42341808 × 2000000 which equals 84683616000000
+ 42341808 × 40000000 producing 1693672320000000

= 1780078527774864
