50 (number) facts for kids

Fifty is a whole number. It comes right after 49 and just before 51. It's an even number, which means you can divide it by 2 without any remainder.

Fun Facts About 50

Fifty has some interesting math properties. Its main building blocks, called prime factors, are 2 and 5. You can get 50 by multiplying 2 × 5 × 5.

How 50 is Made

The numbers that divide evenly into 50 are called its factors. These are 1, 2, 5, 10, 25, and 50. For example, 5 multiplied by 10 equals 50.

Special Math Tricks with 50

Fifty is the smallest number that can be made by adding two square numbers in two different ways.

• One way is 1² + 7². (That's 1x1 + 7x7 = 1 + 49 = 50).
• Another way is 5² + 5². (That's 5x5 + 5x5 = 25 + 25 = 50).

50 in Time and Money

Fifty is also half of 100. For example, 50 years is half of a century. A century is 100 years. In some money systems, you might see a 50-cent coin or a 50-dollar bill.

See also

• Cincuenta para niños (Fifty for kids in Spanish)

Images for kids

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  A friendly robot, sometimes used to represent kids' content.