Let's calculate 64102304 x 42089404
64102304 × 42089404 = 42089404 × (64102304)
+ 42089404 × 4 which equals 168357616
+ 42089404 × 00 that equals 0
+ 42089404 × 300 that results in 12626821200
+ 42089404 × 2000 giving us 84178808000
+ 42089404 × 00000 that results in 0
+ 42089404 × 100000 that equals 4208940400000
+ 42089404 × 4000000 that results in 168357616000000
+ 42089404 × 60000000 that equals 2525364240000000

= 2698027770386816
