The JavaScript Number.MAX_SAFE_INTEGER is a constant number that represents the maximum safe integer. This constant has a value of (253 – 1). Here safe refers to the ability to represent integers and to compare them.
Syntax:
Number.MAX_SAFE_INTEGER
Return Value: A constant number.
Example 1: Below example illustrates the usage of Number.MAX_SAFE_INTEGER
Javascript
const a = Number.MAX_SAFE_INTEGER + 1; const b = Number.MAX_SAFE_INTEGER + 2; console.log(Number.MAX_SAFE_INTEGER); console.log(a); console.log(a === b); |
Output:
9007199254740991 9007199254740992 true
Example 2: Below example illustrates the usage of the constants Number.MAX_SAFE_INTEGER using Math.pow() function.
Javascript
const a = Number.MAX_SAFE_INTEGER; const b = -(Math.pow(2, 53) - 1); console.log(a); console.log(b); console.log(a === b); |
Output:
9007199254740991 -9007199254740991 false
Supported Browsers:
- Chrome 34 and above
- Internet Explorer (Not Supported)
- Firefox 31 and above
- Edge 12 and above
- Safari 9 and above
- Opera 21 and above
We have a complete list of JavaScript Number constructor, properties, and methods list, to know more about the numbers please go through that article.
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