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  1. Web
  2. JavaScript
  3. Reference
  4. Standard built-in objects
  5. Math
  6. LOG10E

Math.LOG10E

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since ⁨July 2015⁩.

TheMath.LOG10E static data property represents the base 10 logarithm ofe, approximately 0.434.

Try it

function getLog10e() {  return Math.LOG10E;}console.log(getLog10e());// Expected output: 0.4342944819032518

Value

𝙼𝚊𝚝𝚑.𝙻𝙾𝙶𝟷𝟶𝙴=log10(e)0.434\mathtt{Math.LOG10E} = \log_{10}(\mathrm{e}) \approx 0.434
Property attributes ofMath.LOG10E
Writableno
Enumerableno
Configurableno

Description

BecauseLOG10E is a static property ofMath, you always use it asMath.LOG10E, rather than as a property of aMath object you created (Math is not a constructor).

Examples

Using Math.LOG10E

The following function returns the base 10 logarithm of e:

js
function getLog10e() {  return Math.LOG10E;}getLog10e(); // 0.4342944819032518

Specifications

Specification
ECMAScript® 2026 Language Specification
# sec-math.log10e

Browser compatibility

See also

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