Uh oh! Wolfram|Alpha doesn't run without JavaScript.

Please enable JavaScript. If you don't know how, you can find instructionshere.Once you've done that, refresh this page to start using Wolfram|Alpha.

Examples forNumbers

Compute properties of an integer:

Do exact arithmetic with integers:

Compute a prime factorization:

Rational Numbers »

Compute properties of a rational number:

Compute the exact value of a repeating decimal:

.03571428571428...

Irrational Numbers »

Compute properties of an irrational number:

Determine whether a number is irrational:

Is cbrt(3) an irrational number?

Algebraic Numbers »

Determine whether a number is algebraic:

Is sin(pi/17) an algebraic number?

Identify algebraic integers and units:

Is 1/(1+sqrt(5)) an algebraic integer?

Transcendental Numbers »

Determine whether a number is transcendental:

Is sqrt(2)^sqrt(2) transcendental?

Get information about a transcendental number:

Champernowne constant

Complex Numbers »

Do basic arithmetic on complex numbers:

Find roots of complex numbers:

Apply functions to complex numbers:

Arbitrary Precision »

Do exact arithmetic with large numbers:

1927508279017230597 + 278789278723478925

Find a decimal approximation:

Compute a decimal approximation to a specified number of digits:

pi to 1000 digits

Mathematical Constants »

Compute the value of a mathematical constant:

feigenbaum alpha

Do computations involving constants:

golden ratio - 1/(golden ratio)

Number Recognition »

Find possible closed forms for an approximate number:

-0.283882181415

Represent an approximate number in terms of specified constants:

express 4.8675 through pi and e

Base Conversions »

Convert a decimal number to another base:

Convert a number in a given base to decimal:

100011010 base 2

Do mixed-base computations:

(28 base 16) + (30 base 5)

Historical Numbers »

Do computations with Roman numerals:

Convert a decimal number to Mayan numerals:

Number Names »

Find the English name of a large number:

Specify a number by name:

49 tredecillion

Number Type Arithmetic »

Determine parity:

1 + (even number * odd number)

Determine sign:

negative number ^ 40

Determine number type:

negative integer / positive integer

square root of integer

nonnegative integer ^ rational

Have a question about using Wolfram|Alpha?Contact Pro Premium Expert Support »

Give us your feedback »