Math

Math tools: random numbers, GCD/LCM, prime checker, factorial, percentages, base converter and body mass index.

Calculate your Body Mass Index (BMI) instantly and check WHO categories.

Calculate what percentage one number is of another.

Generate random numbers within a range, instantly and locally.

Find the GCD and LCM of two or more numbers instantly.

Check if a number is prime and see its prime factors.

Calculate the factorial (n!) of a number, exact for large values.

Convert numbers between binary, decimal, hexadecimal and octal.

Tools — Math