Prime Number Generator (List Primes)
Math ToolsList all primes between two numbers
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All history →Prime Number Generator (List Primes) — at a glance
Get a list of prime numbers in any range.
1 to 100
List Primes
2, 3, 5, 7, 11 …
How to use it — step by step
The first and last number of the range.
1
Choose the options
Pick the mode and settings you need. Results update when you run the tool again.
2
Press List Primes
The result is made instantly inside your browser.
3
Copy the result
Use the Copy button, or send it to another tool.
Pro tips
Small things that make the result better.
✦The range can reach 1,000,000.
✦The 25 primes below 100 are a good check.
✦1 is not a prime number.
Quick facts
Freeno signup
Privateruns in your browser
Instantresult in a second
No limituse it as often as you like
Frequently Asked Questions
What is a prime number?+
A whole number above 1 with exactly two divisors, 1 and itself.
What is the biggest range?+
The upper limit is 1,000,000.
Is my data safe?+
Yes. Everything runs inside your own browser. Your text, files and images are never uploaded to any server.
Is this tool really free?+
Yes — completely free, no signup, no watermark and no usage limit.
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