We're going to solve 42423829 multiplied by 10320376
42423829 × 10320376 = 10320376 × (42423829)
+ 10320376 × 9 which equals 92883384
+ 10320376 × 20 that results in 206407520
+ 10320376 × 800 resulting in 8256300800
+ 10320376 × 3000 yielding 30961128000
+ 10320376 × 20000 that is equal 206407520000
+ 10320376 × 400000 that is equal 4128150400000
+ 10320376 × 2000000 yielding 20640752000000
+ 10320376 × 40000000 what gives us 412815040000000

= 437829866639704
