Alright, let's work through 47788040 times 21142495 step by step
47788040 × 21142495 = 21142495 × (47788040)
+ 21142495 × 0 producing 0
+ 21142495 × 40 that equals 845699800
+ 21142495 × 000 resulting in 0
+ 21142495 × 8000 that results in 169139960000
+ 21142495 × 80000 producing 1691399600000
+ 21142495 × 700000 that equals 14799746500000
+ 21142495 × 7000000 which equals 147997465000000
+ 21142495 × 40000000 yielding 845699800000000

= 1010358396759800
