Math

Random Number Generator

Use OmniCalc's random number generator to generate one or more random integers between any minimum and maximum you choose.

Random number generator

Generate random numbers from a custom range.

Choose a minimum, maximum, count, and whether duplicates are allowed, then generate random numbers instantly.

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Why this result matters

What this calculator helps you answer

A broad math utility page for quick random picks, classroom exercises, games, and simple simulations. Use the tool above to enter a few clear inputs and get a practical answer you can use right away.

This random number generator helps users create random integers from a custom range in seconds. It works well for classroom examples, games, raffles, simulations, and any quick task where you need one or more random picks.

Formula and method

How the calculation works

The calculator generates random integers inside the chosen range and can either allow repeated values or enforce unique picks only.

Example

Example random number generation

If you generate 5 numbers between 1 and 10, the calculator returns a random set such as 2, 7, 1, 9, 4.

FAQ

Common questions about this calculator.

Short answers to the questions people often ask before or after using the tool.

Question

Can this generator avoid duplicates?

Yes. Turn duplicates off to generate unique numbers only, as long as the chosen range is large enough.

Question

What kind of numbers does it generate?

It generates whole numbers within the range you set, including the minimum and maximum bounds.

Question

What is this useful for?

It is useful for random picks, games, classroom activities, sampling examples, and quick decision-making.

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