Math.LOG10E

The Math.LOG10E property represents the base 10 logarithm of e, approximately 0.434:

Math.LOG10E=log10(e)0.434\mathtt{\mi{Math.LOG10E}} = \log_10(e) \approx 0.434

Property attributes of Math.LOG10E
Writable no
Enumerable no
Configurable no

Description

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

Examples

Using Math.LOG10E

The following function returns the base 10 logarithm of e:

function getLog10e() {
  return Math.LOG10E;
}

getLog10e(); // 0.4342944819032518

Specifications

Specification
ECMAScript (ECMA-262)
The definition of 'Math.LOG10E' in that specification.

Browser compatibility

Update compatibility data on GitHub
DesktopMobileServer
ChromeEdgeFirefoxInternet ExplorerOperaSafariAndroid webviewChrome for AndroidFirefox for AndroidOpera for AndroidSafari on iOSSamsung InternetNode.js
LOG10EChrome Full support 1Edge Full support 12Firefox Full support 1IE Full support 3Opera Full support 3Safari Full support 1WebView Android Full support 1Chrome Android Full support 18Firefox Android Full support 4Opera Android Full support 10.1Safari iOS Full support 1Samsung Internet Android Full support 1.0nodejs Full support 0.1.100

Legend

Full support  
Full support

See also