Alright, let's work through 42738645 times 40447327 step by step
42738645 × 40447327 = 40447327 × (42738645)
+ 40447327 × 5 that is equal 202236635
+ 40447327 × 40 that results in 1617893080
+ 40447327 × 600 resulting in 24268396200
+ 40447327 × 8000 that equals 323578616000
+ 40447327 × 30000 what gives us 1213419810000
+ 40447327 × 700000 yielding 28313128900000
+ 40447327 × 2000000 that is equal 80894654000000
+ 40447327 × 40000000 producing 1617893080000000

= 1728663949851915
