Alright, let's work through 42524616 times 43040207 step by step
42524616 × 43040207 = 43040207 × (42524616)
+ 43040207 × 6 what gives us 258241242
+ 43040207 × 10 that is equal 430402070
+ 43040207 × 600 giving us 25824124200
+ 43040207 × 4000 yielding 172160828000
+ 43040207 × 20000 producing 860804140000
+ 43040207 × 500000 resulting in 21520103500000
+ 43040207 × 2000000 resulting in 86080414000000
+ 43040207 × 40000000 yielding 1721608280000000

= 1830268275235512
