# Compound Interest (Years) Calculator

## Calculates the number of years using the compound interest method.

 Aannual interest rate % (r) nominal effective Present value (PV) Future value (FV) Compounded (k) anuually semiannually quarterly monthly daily 6dgt10dgt14dgt18dgt22dgt26dgt30dgt34dgt38dgt42dgt46dgt50dgt Number of years (n)
 $\normal nominalCompound\ interest\ method\\[10](1)\ n={\large\frac{log({\large\frac{FV}{PV}})}{k\times log(1+{\large\frac{r}{k}})}}\hspace{20}r:\ rate\\(2)\ n={\large\frac{k\times log({\large\frac{FV}{PV}})}{log(1+R)}}\hspace{20}R:\ effective\ rate\\[10]\hspace{70} k:\ compounded\ times\ a\ year\\$

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