# What Are The Factors Of 81?

## What are factors of 80?

The factors of 80 are 1, 2, 4, 5, 8, 10, 16, 20, 40 and 80..

## What are positive factors?

Enter an integer number to find its factors. For positive integers the calculator will only present the positive factors because that is the normally accepted answer. For example, you get 2 and 3 as a factor pair of 6. … Factors are whole numbers that are multiplied together to produce another number.

## What are the factors of 10?

The factors of 10 are 1, 2, 5, and 10. You can also look at this the other way around: if you can multiply two whole numbers to create a third number, those two numbers are factors of the third. 2 x 5 = 10, so 2 and 5 are factors of 10. 1 x 10 = 10, so 1 and 10 are also factors of 10.

## What are the prime factors of 80?

Factors of 80: 1, 2, 4, 5, 8, 10, 16, 20, 40, 80. Prime factorization: 80 = 2 x 2 x 2 x 2 x 5 which can also be written 80 = 2⁴ x 5.

## What is the sum of all factors of 80?

Consider the number as 80. Now, the factors of 80 will all the combination from 5 × 2 × 2 × 2 × 2 and 1 itself (as 1 × 80 = 80).

## What are the factors of 81 and 16?

The gcf of 81 and 16 can be obtained like this:The factors of 81 are 81, 27, 9, 3, 1.The factors of 16 are 16, 8, 4, 2, 1.The common factors of 81 and 16 are 1, intersecting the two sets above.In the intersection factors of 81 ∩ factors of 16 the greatest element is 1.More items…

## Is 81 prime or composite?

A composite number is a number that can be divided evenly by more numbers than 1 and itself. It is the opposite of a prime number. The number 81 can be evenly divided by 1, 3, 9, 27 and 81, with no remainder. Since 81 cannot be divided by just 1 and 81, it is a composite number.

## What are the common factors of 16?

The factors for 16 are 1, 2, 4, 8, 16. The two numbers (12 and 16) share common factors (1, 2, 4). The greatest of these is 4 and that is the greatest common factor.

## What is the factor of 77?

77 is a composite number. 77 = 1 x 77 or 7 x 11. Factors of 77: 1, 7, 11, 77. Prime factorization: 77 = 7 x 11.

## What is the factor of 83?

83 and Level 1 Prime factorization: 83 is prime. The exponent of prime number 83 is 1. Adding 1 to that exponent we get (1 + 1) = 2. Therefore 83 has exactly 2 factors.

## What are the five factors of 16?

16 is a composite number, and it is 4 squared. 16 = 1 x 16, 2 x 8, or 4 x 4. Factors of 16: 1, 2, 4, 8, 16. Prime factorization: 16 = 2 x 2 x 2 x 2, which can also be written 16 = 2⁴.

## What are the common factors of 4?

Thus, the common factors of 16 and 12 are: 1, 2, and 4. Often in math problems, it can be desirable to find the greatest common factor of some given numbers. In this case, the greatest common factor is 4.

## What are the common factors of 24 and 16?

Answer and Explanation: The common factors of 16 and 24 are: 1, 2, 4, and 8.

## Is 95 composite or prime?

A composite number is a number that can be divided evenly by more numbers than 1 and itself. It is the opposite of a prime number. The number 95 can be evenly divided by 1, 5, 19 and 95, with no remainder. Since 95 cannot be divided by just 1 and 95, it is a composite number.

## Is 81 a perfect square?

Definition of Perfect Squares: The product of a whole number multiplied by itself. square because it can be written as 52 • Perfect Squares – 1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, . . .

## What are the multiples of 81?

Answer : 81,162,243,324,405,486,567,648,729,810,891,972,1053,1134,1215,1296,1377,1458,1539,1620,1701,1782,1863,1944,2025,2106,2187,2268,2349,2430,2511,2592,2673,2754,2835,2916,2997,3078,3159,3240,3321,3402,3483,3564,3645,3726,3807,3888,3969, Related Links : What are the factors of 81?

## What is a factor of 67?

Factors of 67: 1, 67. Factor pairs: 67 = 1 x 67. 67 has no square factors that allow its square root to be simplified.

## What is a factor of 82?

Factors of 82: 1, 2, 41, 82. Prime factorization: 82 = 2 x 41.

## How many factors does 50 have?

For example, 50 is a multiple of all these numbers: 1, 2, 5, 10, 25, and 50. And 1, 2, 5, 10, 25, and 50 are all factors of 50. 50 is a composite number.

## What are the factors 100?

Here is the basic factoring information for the number 100.100 is a composite number.Prime factorization: 100 = 2 × 2 × 5 × 5, which can be written 100 = 2²× 5²The exponents in the prime factorization are 2 and 2. … Factors of 100: 1, 2, 4, 5, 10, 20, 25, 50, 100.More items…•