# nextpow2

Computes the exponent of the smallest power of 2 that is greater than or equal to the input in magnitude.

## Syntax

N = nextpow2(x)

## Inputs

`x`- Type: double | integer

## Outputs

- N
- The exponent for the power of 2.

## Example

`N = nextpow2(63)`

```
N = 6
```