Let's calculate 39837628 x 99826664
39837628 × 99826664 = 99826664 × (39837628)
+ 99826664 × 8 giving us 798613312
+ 99826664 × 20 producing 1996533280
+ 99826664 × 600 producing 59895998400
+ 99826664 × 7000 which equals 698786648000
+ 99826664 × 30000 that results in 2994799920000
+ 99826664 × 800000 resulting in 79861331200000
+ 99826664 × 9000000 giving us 898439976000000
+ 99826664 × 30000000 producing 2994799920000000

= 3976857504912992
