Random Prime Generator
Generate a random prime number within an optional range.
When to use this tool
Provide prime numbers for cryptography exercises, RSA key pair demonstrations, or number theory research. Generate random primes for modular arithmetic puzzles and competitive programming practice. Create prime inputs for educational tools exploring factorization and primality testing.
How to use
Enter a range in "min-max" format to constrain the search space. Click generate to find and return a random prime within the range. If no primes exist in the range, an error message will appear.