Alright, let's work through 47239515 times 42544999 step by step
47239515 × 42544999 = 42544999 × (47239515)
+ 42544999 × 5 that is equal 212724995
+ 42544999 × 10 what gives us 425449990
+ 42544999 × 500 yielding 21272499500
+ 42544999 × 9000 producing 382904991000
+ 42544999 × 30000 which equals 1276349970000
+ 42544999 × 200000 that results in 8508999800000
+ 42544999 × 7000000 which equals 297814993000000
+ 42544999 × 40000000 which equals 1701799960000000

= 2009805118435485
