Alright, let's work through 52051304 times 56151256 step by step
52051304 × 56151256 = 56151256 × (52051304)
+ 56151256 × 4 giving us 224605024
+ 56151256 × 00 that is equal 0
+ 56151256 × 300 that is equal 16845376800
+ 56151256 × 1000 yielding 56151256000
+ 56151256 × 50000 producing 2807562800000
+ 56151256 × 000000 giving us 0
+ 56151256 × 2000000 resulting in 112302512000000
+ 56151256 × 50000000 yielding 2807562800000000

= 2922746096037824
