The lump sum number of periods calculator is used to calculate the number of periods (n), it takes to increase the present value of a lump sum to its future value at a discount rate of i%.

# Number of Periods

Last modified November 6th, 2016

## Simple Interest Doubling Time Formula

## Number of Periods Annuity Formula FV

## Number of Periods Annuity Formula PV

## Doubling Time Formula Continuous Compounding

## Excel NPER Function

The Excel NPER function is one of many Excel financial functions, and can be used to calculate the number of periods for a lump sum, annuity or annuity due to grow to a future value. In addition the function can also be used to calculate the number of periods it takes for a loan to be repaid.

Last modified November 6th, 2016