Math Generators — Integers, Primes, Binary & Hex

Random integers, decimals, primes, binary, hex, and percentage values for tests and games. This category includes 6 free online tools on Fake Data Hub, including Random Integer Generator, Random Decimal Generator, Prime Number Generator, Binary Number Generator, Hex Number Generator, Random Percentage Generator. Each generator produces fictional data for QA, staging environments, and UI prototypes—never for fraud, spam, or impersonation. Select a tool below to generate sample output, read step-by-step instructions, and review frequently asked questions about safe test-data practices.