No problem, we've got 10472912 and 42261808 to multiply
10472912 × 42261808 = 42261808 × (10472912)
+ 42261808 × 2 that equals 84523616
+ 42261808 × 10 what gives us 422618080
+ 42261808 × 900 which equals 38035627200
+ 42261808 × 2000 producing 84523616000
+ 42261808 × 70000 that results in 2958326560000
+ 42261808 × 400000 what gives us 16904723200000
+ 42261808 × 0000000 producing 0
+ 42261808 × 10000000 that equals 422618080000000

= 442604196144896
