Alright, let's work through 42274951 times 18387756 step by step
42274951 × 18387756 = 18387756 × (42274951)
+ 18387756 × 1 that equals 18387756
+ 18387756 × 50 resulting in 919387800
+ 18387756 × 900 resulting in 16548980400
+ 18387756 × 4000 that is equal 73551024000
+ 18387756 × 70000 what gives us 1287142920000
+ 18387756 × 200000 that is equal 3677551200000
+ 18387756 × 2000000 which equals 36775512000000
+ 18387756 × 40000000 giving us 735510240000000

= 777341483899956
