54 (number) facts for kids

The number fifty-four is a special number. It comes right after fifty-three and just before fifty-five. Fifty-four is an even number, which means you can divide it by two without anything left over. It's also a number you see in many places, from math problems to everyday objects.

What is the Number 54?

Fifty-four is a natural number. It is a whole number that is greater than zero. Since it is an even number, it can be split into two equal groups. For example, if you have 54 candies, you can give 27 candies to one friend and 27 to another.

Factors of 54

A factor is a number that divides another number exactly. Fifty-four has several factors. These are the numbers you can multiply together to get 54.

• 1 and 54 (because 1 × 54 = 54)
• 2 and 27 (because 2 × 27 = 54)
• 3 and 18 (because 3 × 18 = 54)
• 6 and 9 (because 6 × 9 = 54)

So, the factors of 54 are 1, 2, 3, 6, 9, 18, 27, and 54.

Prime Factors of 54

A prime number is a number greater than 1 that has only two factors: 1 and itself. To find the prime factors of 54, we break it down into its smallest prime parts:

• 54 = 2 × 27
• 27 = 3 × 9
• 9 = 3 × 3

So, the prime factors of 54 are 2, 3, 3, and 3. This can be written as 2 × 3 × 3 × 3, or 2 × 3³.

54 in Everyday Life

The number 54 appears in many interesting places around us.

Rubik's Cube

A classic Rubik's Cube puzzle has 54 colored squares. Each side of the cube has 9 squares, and there are 6 sides (6 × 9 = 54). This makes solving the puzzle a fun challenge!

Playing Cards

A standard deck of playing cards usually has 52 cards. However, if you include the two joker cards, a full deck has 54 cards.

Chemistry

In chemistry, 54 is the atomic number of the element Xenon. Xenon is a noble gas, which means it's a very stable gas that doesn't easily react with other elements. It's used in things like car headlights and flash lamps.

Sports

In some sports, the number 54 might be a jersey number for a player. It could also be a score or a specific rule. For example, in basketball, there are 54 seconds on the shot clock in some leagues or situations.

Images for kids

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  A Rubik's Cube has 54 colored squares

See also

In Spanish: Cincuenta y cuatro para niños