GCD & LCM Calculator
About Exponent Calculator
The Exponent & Power Calculator computes base raised to power ($x^y$), negative exponents ($x^{-y} = 1/x^y$), fractional exponents ($x^{1/n} = \sqrt[n]{x}$), large powers with BigInt arbitrary precision, and scientific notation step-by-step.
How to Use Exponent Calculator
Step 1
Enter base number ($x$) and exponent power ($y$).
Step 2
Click "Calculate Power".
Step 3
Inspect the exact integer result, decimal expansion, and scientific notation.
Step 4
Click "Copy Result".
Practical Use Cases for Exponent Calculator
Compound Interest & Exponential Growth Calculations
Compute compound growth formulas $A = P(1 + r/n)^{nt}$ and population doubling powers accurately.
Computer Science Power-of-Two Calculations
Calculate exact power-of-two values (e.g. $2^{32} = 4,294,967,296$, $2^{64}$, $2^{128}$) with 100% exact integer precision.
Input & Output Examples
Calculating 2 to the Power of 64
Base: 2, Exponent: 64
Result: 18,446,744,073,709,551,616 | Scientific Notation: 1.844674e+19 | Binary Digits: 65 bits
Key Features & Performance
- ✓Handles positive, negative, fractional, and decimal exponents ($x^y$).
- ✓BigInt arbitrary precision: computes exact integer results for powers exceeding standard 64-bit float limits.
- ✓Displays step-by-step exponential multiplication and radical representations.
- ✓100% Client-Side calculation.
- ✓1-Click Copy result and scientific notation.
Key Terminology & Definitions
Base and Exponent
In $x^y$, $x$ is the base (the number being multiplied) and $y$ is the exponent (the number of times the base is multiplied by itself).
Negative Exponent Rule
$x^{-n} = \\frac{1}{x^n}$, representing the reciprocal of the positive power.