Free step-by-step calculator

One calculator. A clearer way through.

Choose a labeled calculator, enter the problem in familiar notation, and follow the method one step at a time.

12 calculator modesLive LaTeX math inputSteps and practice included
Choose a calculator
Math calculatorsn = p₁ᵃ · p₂ᵇ · …

Prime Factorization Tool

Build the prime factorization of a positive whole number using repeated division.

Loading math editor…

Enter one positive whole number.

Your explanation will appear here.

Choose a calculator, enter a problem in the formatted math field, then select “Show my steps.”

Learn the method

What this calculator helps you notice

  1. 01Divide by the smallest possible prime
  2. 02Continue until the quotient is 1
  3. 03Write repeated factors with exponents