Let's calculate 42365838 x 40380080
42365838 × 40380080 = 40380080 × (42365838)
+ 40380080 × 8 producing 323040640
+ 40380080 × 30 that equals 1211402400
+ 40380080 × 800 giving us 32304064000
+ 40380080 × 5000 producing 201900400000
+ 40380080 × 60000 yielding 2422804800000
+ 40380080 × 300000 yielding 12114024000000
+ 40380080 × 2000000 what gives us 80760160000000
+ 40380080 × 40000000 that results in 1615203200000000

= 1710735927707040
