No problem, we've got 87991142 and 47382001 to multiply
87991142 × 47382001 = 47382001 × (87991142)
+ 47382001 × 2 producing 94764002
+ 47382001 × 40 yielding 1895280040
+ 47382001 × 100 that equals 4738200100
+ 47382001 × 1000 that equals 47382001000
+ 47382001 × 90000 which equals 4264380090000
+ 47382001 × 900000 what gives us 42643800900000
+ 47382001 × 7000000 that results in 331674007000000
+ 47382001 × 80000000 which equals 3790560080000000

= 4169196378235142
