Alright, let's work through 47640208 times 47670164 step by step
47640208 × 47670164 = 47670164 × (47640208)
+ 47670164 × 8 that equals 381361312
+ 47670164 × 00 that equals 0
+ 47670164 × 200 that is equal 9534032800
+ 47670164 × 0000 which equals 0
+ 47670164 × 40000 what gives us 1906806560000
+ 47670164 × 600000 resulting in 28602098400000
+ 47670164 × 7000000 that is equal 333691148000000
+ 47670164 × 40000000 which equals 1906806560000000

= 2271016528354112
