Compounded n times per year:
total = initial * ( 1 + rate / n ) n * time
$.01 compounded
annually for 2000 years at 3% = $473
hexillion
compounded
quarterly (
n=4) = $913 hexillion
compounded
monthly (
n=12) = $1060 hexillion
Compounded continuously:
total = initial * e rate * time
$.01 compounded continuously for 2000 years at 3% = $1142
hexillion
Where rate is in decimal. (ie 9% = .09)