Prime Number Checker
Test primality and get the full prime factorization.
360
Composite
Prime factorization
2^3 × 3^2 × 5
Number of divisors
24
Distinct prime factors
3
ShowHide the working
- 1360 = 2^3 × 3^2 × 5
Formula
trial division to √nHow it works
Tests whether a number is prime and gives its prime factorization and divisor count.
Example
360 is composite: 2³ × 3² × 5, with 24 divisors.
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About the Prime Number Checker
Test primality and get the full prime factorization. It sits in the Math & Algebra section of NWS Calc, a free collection of calculators that run entirely in your browser. There is no signup, no paywall and no tracking — open the page, enter your numbers, get an answer.
Frequently asked questions
- Is the Prime Number Checker free to use?
- Yes. Every calculator on NWS Calc is completely free, with no signup, no usage limits and no ads.
- Does my data leave my device?
- No. The Prime Number Checker runs entirely in your browser using JavaScript. Nothing you type is uploaded, logged or stored on a server.
- Can I use the Prime Number Checker on my phone?
- Yes. The page is fully responsive and works in any modern mobile or desktop browser — there is nothing to install.
- What else is in Math & Algebra?
- Equations, fractions, primes, roots, sequences and number theory. You can browse the full Math & Algebra category for related calculators.