---
title: math.pow10() function
description: math.pow10() returns 10**n, the base-10 exponential of n.
url: https://docs.influxdata.com/flux/v0/stdlib/math/pow10/
estimated_tokens: 1369
product: Flux
version: v0
---

# math.pow10() function

-   Flux 0.22.0+
-   View InfluxDB support

`math.pow10()` returns 10\*\*n, the base-10 exponential of `n`.

##### Function type signature

```js
(n: int) => float
```

For more information, see [Function type signatures](/flux/v0/function-type-signatures/).

## Parameters

### n

(Required) Exponent value.

## Examples

-   [Return the base-10 exponential of n](#return-the-base-10-exponential-of-n)
-   [Use math.pow10 in map](#use-mathpow10-in-map)

### Return the base-10 exponential of n

```js
import "math"

math.pow10(n: 3)// 1000.0

```

### Use math.pow10 in map

```js
import "math"
import "sampledata"

sampledata.int()
    |> map(fn: (r) => ({r with _value: math.pow10(n: r._value)}))
```

[](#view-example-input-and-output)

View example input and output

#### Input data

| _time | _value | *tag |
| --- | --- | --- |
| 2021-01-01T00:00:00Z | -2 | t1 |
| 2021-01-01T00:00:10Z | 10 | t1 |
| 2021-01-01T00:00:20Z | 7 | t1 |
| 2021-01-01T00:00:30Z | 17 | t1 |
| 2021-01-01T00:00:40Z | 15 | t1 |
| 2021-01-01T00:00:50Z | 4 | t1 |

| _time | _value | *tag |
| --- | --- | --- |
| 2021-01-01T00:00:00Z | 19 | t2 |
| 2021-01-01T00:00:10Z | 4 | t2 |
| 2021-01-01T00:00:20Z | -3 | t2 |
| 2021-01-01T00:00:30Z | 19 | t2 |
| 2021-01-01T00:00:40Z | 13 | t2 |
| 2021-01-01T00:00:50Z | 1 | t2 |

#### Output data

| _time | _value | *tag |
| --- | --- | --- |
| 2021-01-01T00:00:00Z | 0.01 | t1 |
| 2021-01-01T00:00:10Z | 10000000000 | t1 |
| 2021-01-01T00:00:20Z | 10000000 | t1 |
| 2021-01-01T00:00:30Z | 100000000000000000 | t1 |
| 2021-01-01T00:00:40Z | 1000000000000000 | t1 |
| 2021-01-01T00:00:50Z | 10000 | t1 |

| _time | _value | *tag |
| --- | --- | --- |
| 2021-01-01T00:00:00Z | 10000000000000000000 | t2 |
| 2021-01-01T00:00:10Z | 10000 | t2 |
| 2021-01-01T00:00:20Z | 0.001 | t2 |
| 2021-01-01T00:00:30Z | 10000000000000000000 | t2 |
| 2021-01-01T00:00:40Z | 10000000000000 | t2 |
| 2021-01-01T00:00:50Z | 10 | t2 |