Alright, let's work through 47487933 times 64479704 step by step
47487933 × 64479704 = 64479704 × (47487933)
+ 64479704 × 3 what gives us 193439112
+ 64479704 × 30 yielding 1934391120
+ 64479704 × 900 yielding 58031733600
+ 64479704 × 7000 that equals 451357928000
+ 64479704 × 80000 yielding 5158376320000
+ 64479704 × 400000 resulting in 25791881600000
+ 64479704 × 7000000 which equals 451357928000000
+ 64479704 × 40000000 which equals 2579188160000000

= 3062007863411832
