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16: 2

28: 2, 7

81: 3

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11y ago

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What are the factors of 56 and 81?

The factors of 56 are: 1, 2, 4, 7, 8, 14, 28, and 56.The prime factors of 56 are: 2 and 7.The factors of 81 are: 1, 3, 9, 27, and 81.The only prime factor of 81 is: 3.


What is the greatest common factor of 16 and 81?

The GCF of 16 and 81 is 1. 16's prime factors are 2, 2, 2 and 2 81's prime factors are 3, 3, 3 and 3 Therefore, they do not have any common prime factors, and so the greatest common factor is 1.


What are the factors and prime factors 81?

The factors of 81 are: 1 3 9 27 81 The prime factor is: 3


What are the prime factors of 841?

The Prime Factor of 81 is 3The Prime Factors of 28 are 2, 7


What are the numbers with 5 factors?

Prime numbers to the fourth power, like 16 and 81.


What numbers have 5 factors?

prime numbers to the fourth power, like 16 and 81.


What are the common prime factors of 81 and 200?

81 and 200 have no common prime factors.


What are the prime factors of 81 and 225?

The only prime factor of 81 is: 3.The prime factors of 225 are: 3 and 5.


What are the factor and prime factors of 81?

factors: 1, 3, 9, 27, 81 prime factor: 3


What are the factors and prime factors of -81?

1,3,9,27,81 and their negatives. 3 is prime.


What are the factors and prime factors of 81?

The factors of 81 are 1, 3, 9, 27, and 81. The factor pairs of 81 are 1 x 81, 3 x 27, and 9 x 9. The proper factors of 81 are 1, 3, 9, and 27, or if the definition you are using excludes 1, they are 3, 9, and 27. The prime factors of 81 are 3, 3, 3, and 3. Note: There is repetition of these factors, so if the prime factors are being listed instead of the prime factorization, usually only the distinct prime factors are listed. The distinct prime factor of 81 is 3. The prime factorization of 81 is 3 x 3 x 3 x 3 or in exponential form 34. 81 = 3*3*3*3 or 3^4.


Is 625 and 81 relatively prime?

625 and 81 are relatively prime because they have common prime factors.