Free Number Tools

Number utilities for coding, maths homework and quick checks. Random integers (cryptographically strong), base conversion, primality testing.

🎲Random Number GeneratorCrypto-strong random integers in a range, with bulk option. 🔢Number Base ConverterConvert between decimal, binary, octal, hexadecimal. 🧮Prime Number CheckerCheck if a number is prime, find next/previous primes.
Developer ToolsPassword, UUID, hash Binary/Hex ToolsText↔binary/hex/ascii All ToolsBrowse every category

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