How it works
Exact integers via BigInt; Decimal for roots and non-integer quotients. Precision controls digits after the decimal.
X ± × ÷ Y · X^Y · √X · X! · gcd · lcm
When to use
Use this tool when you need to: try 2^100, 100!, or 3.5e19 × 23E18. Set precision for 1÷3. Factorial up to 2000!.
How to use this tool
- Enter your values in the fields above.
- Review the formula and any mode options for your problem.
- Read the result and the step-by-step solution.
Try 2^100, 100!, or 3.5e19 × 23E18. Set precision for 1÷3. Factorial up to 2000!.
Frequently asked questions
- What is the Big Number Calculator?
- Exact integers via BigInt; Decimal for roots and non-integer quotients. Precision controls digits after the decimal.
- How do I use the Big Number Calculator?
- Enter the required values, then calculate. The Big Number Calculator shows results, formulas, and step-by-step work when available. No account is required.
- What formula does the Big Number Calculator use?
- X ± × ÷ Y · X^Y · √X · X! · gcd · lcm
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