The Factor Factory allows you to quickly get:
-> Factors (what numbers multiply to a given number)
-> Prime Factors (what prime numbers, when multiplied together give you a given number)
-> Greatest Common Factor (or Divisor) of two numbers, and
-> Least Common Multiple of two numbers
of any numbers up to 51,000,000. To use the Factor Factory, simply enter your number in the input box and then pick the button of the type of factors that you would like to see.
Finding the factors or prime factors of a number is very useful in many areas of math, such as working with fractions.