Alright, let's work through 47004680 times 18513289 step by step
47004680 × 18513289 = 18513289 × (47004680)
+ 18513289 × 0 that is equal 0
+ 18513289 × 80 producing 1481063120
+ 18513289 × 600 that results in 11107973400
+ 18513289 × 4000 producing 74053156000
+ 18513289 × 00000 that equals 0
+ 18513289 × 000000 that is equal 0
+ 18513289 × 7000000 that equals 129593023000000
+ 18513289 × 40000000 that equals 740531560000000

= 870211225192520
