Reference Materials
Certification Courses
Created with over a decade of experience and thousands of feedback.
JavaScript Number Object
In JavaScript, Number
is a built-in object that allows us to perform various operation on numbers. It consists of different constants and methods to work with numbers.
In this reference page, you will find all the Number
methods and their properties. For example, we can use the isInteger() method to check if the given number is an integer or not.
JavaScript Number toString()
Returns a string representation of the number
JavaScript Number.MAX_SAFE_INTEGER
Represents the maximum safe integer in JavaScript
JavaScript Number.isSafeInteger()
Checks whether the provided value is safe integer
JavaScript Number.MIN_SAFE_INTEGER
Represents the minimum safe integer in JavaScript
JavaScript Number.EPSILON
Represents the smallest floating point number
JavaScript Number.MIN_VALUE
Represents smallest positive numeric value in JS
JavaScript Number.MAX_VALUE
Represents the maximum numeric value in JS
JavaScript Number.NEGATIVE_INFINITY
Represents the negative infinite value
JavaScript Number.POSITIVE_INFINITY
Represents the positive infinity value
JavaScript Number.toLocaleString()
Returns specified string representation of number
JavaScript Number toExponential()
Returns string exponential notation of number
JavaScript Number toPrecision()
Returns string denoting number to given precision
JavaScript Number toFixed()
Formats a number using fixed point notation
JavaScript Number.isInteger()
Checks if the passed value is an integer or not
JavaScript Number.NaN
Represents Not-A-Number (NaN) value