Quick Answer: Is 55 A Cube Number?

What is the cube of 55?

Cube Numbers ListNumberCube55166375=55 X 55 X 5556175616=56 X 56 X 5657185193=57 X 57 X 5758195112=58 X 58 X 58160 more rows.

Is 15 a cubed number?

“Every natural number is either a cube number or the sum of 2,3,4,5,6,7,8 or 9 cube numbers.” … (All numbers are 15, 22, 50, 114, 167, 175, 186, 212, 231, 238, 303, 364, 420, 428, 454.) >Sums with 9 cubes for 23, (and 239 only) >8, 27, 64 are the cube numbers < 100.

What is the cube number?

A cube number is a number multiplied by itself 3 times. This can also be called ‘a number cubed’. The symbol for cubed is ³. 2³ = 2 × 2 × 2 = 8.

What are the factors of 55?

55 is a composite number. 55 = 1 x 55 or 5 x 11. Factors of 55: 1, 5, 11, 55. Prime factorization: 55 = 5 x 11.

Is 56 a perfect square?

A number is a perfect square (or asquare number) if its square root is an integer; that is to say, it is the product of an integer with itself. … Thus, the square root of 56 is not an integer, and therefore 56 is not a squarenumber.

Is 64 a perfect square?

The perfect squares are the squares of the whole numbers: 1, 4, 9, 16, 25, 36, 49, 64, 81, 100 …

How do you calculate a cube?

What is a cubed number?When you multiply a whole number (not a fraction) by itself, and then by itself again the result is a cube number. … The easiest way to do this calculation is to do the first multiplication (3×3) and then to multiply your answer by the same number you started with; 3 x 3 x 3 = 9 x 3 = 27.More items…

Is 56 a cube number?

For 56 to be a cube number the following equation must be true: n3 = 56 where n is a whole number. In other words, if n*n*n = 56, then 56 is a cube number. … Therefore, we can conclude that 56 is NOT a cube number.

What is the cube of 2?

Answer and Explanation: 2 cubed is 8. When we cube a number we are multiplying the base number by itself three times.

What is the 15th square number?

225Square Numbers 1-20AB13 squared16914 squared19615 squared22516 squared25616 more rows

Is 27 a cube number?

It is called a cube number because it gives the volume of a cube whose side length is an integer. … The third cube number is 27 because 3 × 3 × 3 = 27 , and so on. The first five cube numbers are: 1, 8, 27, 64 and 125.

What is the cube of 64?

The 3rd root of 64, or 64 radical 3, or the cube root of 64 is written as 3√64=4.

Is 1 a prime number?

Proof: The definition of a prime number is a positive integer that has exactly two positive divisors. However, 1 only has one positive divisor (1 itself), so it is not prime. … A prime number is a positive integer whose positive divisors are exactly 1 and itself.

What are the five 3 digit cube numbers?

Cubic NumberOEISnumbers3A0477023, 10, 17, 24, 29, 36, 43, 55, 62, …4A0477034, 11, 18, 25, 30, 32, 37, 44, 51, …5A0477045, 12, 19, 26, 31, 33, 38, 40, 45, …6A0460406, 13, 20, 34, 39, 41, 46, 48, 53, …5 more rows

Is 55 a perfect square?

Is 55 a perfect square number? A number is a perfect square (or a square number) if its square root is an integer; that is to say, it is the product of an integer with itself. Here, the square root of 55 is about 7.416. Thus, the square root of 55 is not an integer, and therefore 55 is not a square number.

What is the cube of 9?

Cube Roots up to 3 Digitsnn37343851297291010006 more rows•Sep 19, 2005

What does 3 squared mean?

3 squared is 9, so a square root of 9 is 3. A square root of a number is … … a value that can be multiplied by itself to give the original number.

Why is 3 called cubed?

The term “cube” can be remembered because there are three dimensions in a cube (height, width, and depth) and the number being cubed appears three times in the calculation.

What is the cube of 8?

Perfect CubesPerfect Cubes621673438512972912 more rows

Is 1000 a perfect cube?

∴ 72 is not a perfect cube. i.e. 216 is a perfect cube. ∴ The smallest number required to multiply 72 to make it a perfect cube is 3. … Now, 1000 is a perfect cube.

Is 54 a perfect square?

1 Answer. 54 is not a perfect square, but 3√6 is the simplified radical form of the number.