Exponent Calculator

Calculate any base raised to any power instantly

Result

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Tip: You can enter decimal numbers for both base and exponent. Try negative exponents for inverse calculations!
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Lightning Fast

Get instant results for any exponent calculation without waiting.

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Precise Results

Accurate calculations up to 16 decimal places for all your math needs.

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Any Number

Works with positive, negative, whole numbers and decimals.

What is an Exponent Calculator?

An exponent calculator is a mathematical tool that helps you compute the value of a number (base) raised to the power of another number (exponent). This operation is known as exponentiation and is a fundamental concept in algebra, physics, engineering, and many scientific fields.

Our online exponent calculator allows you to quickly perform these calculations:

  • Positive exponents: Calculate standard power operations (e.g., 2^3 = 8)
  • Negative exponents: Compute inverse values (e.g., 2^-3 = 0.125)
  • Fractional exponents: Find roots of numbers (e.g., 8^(1/3) = 2)
  • Decimal exponents: Handle any real number exponent

Common Exponent Examples

Squared (Power of 2)

52 = 25

Calculates area of squares

Cubed (Power of 3)

33 = 27

Calculates volume of cubes

Square Root (Power of 1/2)

161/2 = 4

Finds side length from area

Negative Exponent

2-3 = 0.125

Calculates decay rates

How to Use Our Exponent Calculator

  1. Enter the base number in the first input field
  2. Enter the exponent in the second input field
  3. Click "Calculate" to see the result instantly
  4. Use "Reset" to clear all fields and start a new calculation

Applications of Exponents

Exponentiation is used in various real-world applications:

  • Compound interest calculations in finance
  • Population growth models in biology
  • Radioactive decay in physics
  • Scientific notation for very large or small numbers
  • Computer science algorithms and complexity

Frequently Asked Questions

Yes! Our exponent calculator fully supports fractional exponents. For example, to calculate the cube root of 8, you would enter 8 as the base and 1/3 as the exponent. The result will be 2.

Negative exponents represent the reciprocal of the positive exponent. For example, 2^-3 equals 1/(2^3) which is 1/8 or 0.125. Our calculator automatically handles these conversions for you.

While our calculator can handle extremely large numbers, JavaScript (which powers this calculator) has a maximum value of about 1.8×10^308. For numbers beyond this limit, you might see "Infinity" as the result. For everyday calculations, this limit is more than sufficient.