Alright, let's work through 52147479 times 28168175 step by step
52147479 × 28168175 = 28168175 × (52147479)
+ 28168175 × 9 yielding 253513575
+ 28168175 × 70 giving us 1971772250
+ 28168175 × 400 that is equal 11267270000
+ 28168175 × 7000 resulting in 197177225000
+ 28168175 × 40000 which equals 1126727000000
+ 28168175 × 100000 giving us 2816817500000
+ 28168175 × 2000000 that results in 56336350000000
+ 28168175 × 50000000 that is equal 1408408750000000

= 1468899314280825
